diff --git a/.github/workflows/build_helper.sh b/.github/workflows/build_helper.sh
index 3f2ca07..26b2583 100755
--- a/.github/workflows/build_helper.sh
+++ b/.github/workflows/build_helper.sh
@@ -1350,7 +1350,7 @@ if [ "${RUN_SHELLCHECK}" -eq 1 ]; then
 		# Fedora
 		#
 		if ({ RUNCMD "${INSTALLER_BIN}" "${INSTALL_CMD}" "${INSTALL_CMD_ARG}" "${INSTALL_AUTO_ARG}" ShellCheck || echo > "${PIPEFAILURE_FILE}"; } | sed -e 's/^/    /g') && rm "${PIPEFAILURE_FILE}" >/dev/null 2>&1; then
-			PRNERR "Failed to install cppcheck"
+			PRNERR "Failed to install shellcheck"
 			exit 1
 		fi
 
@@ -1377,7 +1377,7 @@ if [ "${RUN_SHELLCHECK}" -eq 1 ]; then
 		# Ubuntu or Debian
 		#
 		if ({ RUNCMD "${INSTALLER_BIN}" "${INSTALL_CMD}" "${INSTALL_CMD_ARG}" "${INSTALL_AUTO_ARG}" shellcheck || echo > "${PIPEFAILURE_FILE}"; } | sed -e 's/^/    /g') && rm "${PIPEFAILURE_FILE}" >/dev/null 2>&1; then
-			PRNERR "Failed to install cppcheck"
+			PRNERR "Failed to install shellcheck"
 			exit 1
 		fi
 
@@ -1386,7 +1386,7 @@ if [ "${RUN_SHELLCHECK}" -eq 1 ]; then
 		# Alpine
 		#
 		if ({ RUNCMD "${INSTALLER_BIN}" "${INSTALL_CMD}" "${INSTALL_CMD_ARG}" "${INSTALL_AUTO_ARG}" shellcheck || echo > "${PIPEFAILURE_FILE}"; } | sed -e 's/^/    /g') && rm "${PIPEFAILURE_FILE}" >/dev/null 2>&1; then
-			PRNERR "Failed to install cppcheck"
+			PRNERR "Failed to install shellcheck"
 			exit 1
 		fi
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1fadf78..26af3d9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -57,16 +57,15 @@ jobs:
         container:
           - ubuntu:24.04
           - ubuntu:22.04
-          - ubuntu:20.04
           - debian:bookworm
           - debian:bullseye
           - rockylinux:9
           - rockylinux:8
           - fedora:41
           - fedora:40
+          - alpine:3.21
           - alpine:3.20
           - alpine:3.19
-          - alpine:3.18
 
     container:
       image: ${{ matrix.container }}
diff --git a/.github/workflows/ostypevars.sh b/.github/workflows/ostypevars.sh
index 5ead54a..b04fce3 100644
--- a/.github/workflows/ostypevars.sh
+++ b/.github/workflows/ostypevars.sh
@@ -115,20 +115,6 @@ elif echo "${CI_OSTYPE}" | grep -q -i -e "ubuntu:22.04" -e "ubuntu:jammy"; then
 	PKG_EXT="deb"
 	IS_OS_UBUNTU=1
 
-elif echo "${CI_OSTYPE}" | grep -q -i -e "ubuntu:20.04" -e "ubuntu:focal"; then
-	DIST_TAG="ubuntu/focal"
-	INSTALL_PKG_LIST="git autoconf autotools-dev make dh-make fakeroot dpkg-dev devscripts pkg-config ruby-dev rubygems rubygems-integration procps dh-systemd"
-	INSTALLER_BIN="apt-get"
-	UPDATE_CMD="update"
-	UPDATE_CMD_ARG=""
-	INSTALL_CMD="install"
-	INSTALL_CMD_ARG=""
-	INSTALL_AUTO_ARG="-y"
-	INSTALL_QUIET_ARG="-qq"
-	PKG_OUTPUT_DIR="debian_build"
-	PKG_EXT="deb"
-	IS_OS_UBUNTU=1
-
 elif echo "${CI_OSTYPE}" | grep -q -i -e "debian:12" -e "debian:bookworm"; then
 	DIST_TAG="debian/bookworm"
 	INSTALL_PKG_LIST="git autoconf autotools-dev make dh-make fakeroot dpkg-dev devscripts pkg-config ruby-dev rubygems rubygems-integration procps"
@@ -213,8 +199,8 @@ elif echo "${CI_OSTYPE}" | grep -q -i "fedora:40"; then
 	PKG_EXT="rpm"
 	IS_OS_FEDORA=1
 
-elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.20"; then
-	DIST_TAG="alpine/v3.20"
+elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.21"; then
+	DIST_TAG="alpine/v3.21"
 	INSTALL_PKG_LIST="bash sudo alpine-sdk automake autoconf musl-locales ruby-dev procps"
 	INSTALLER_BIN="apk"
 	UPDATE_CMD="update"
@@ -227,8 +213,8 @@ elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.20"; then
 	PKG_EXT="apk"
 	IS_OS_ALPINE=1
 
-elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.19"; then
-	DIST_TAG="alpine/v3.19"
+elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.20"; then
+	DIST_TAG="alpine/v3.20"
 	INSTALL_PKG_LIST="bash sudo alpine-sdk automake autoconf musl-locales ruby-dev procps"
 	INSTALLER_BIN="apk"
 	UPDATE_CMD="update"
@@ -241,8 +227,8 @@ elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.19"; then
 	PKG_EXT="apk"
 	IS_OS_ALPINE=1
 
-elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.18"; then
-	DIST_TAG="alpine/v3.18"
+elif echo "${CI_OSTYPE}" | grep -q -i "alpine:3.19"; then
+	DIST_TAG="alpine/v3.19"
 	INSTALL_PKG_LIST="bash sudo alpine-sdk automake autoconf musl-locales ruby-dev procps"
 	INSTALLER_BIN="apk"
 	UPDATE_CMD="update"
diff --git a/AUTHORS b/AUTHORS
index bdbc350..f7732ba 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -2,6 +2,6 @@
 
 Wrote from scratch the initial version of k2hr3-get-resource.
 
-3. Hirotaka Wakabayashi <hiwakaba@yahoo-corp.jp>
+2. Hirotaka Wakabayashi <hiwakaba@lycorp.co.jp>
 
 Technical engineer of k2hr3-get-resource product.
diff --git a/README.md b/README.md
index 4bea5fd..dbd4f42 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,9 @@ K2HR3 Get Resource(K2HR3 Utilities)
 [![GitHub forks](https://img.shields.io/github/forks/yahoojapan/k2hr3_get_resource.svg)](https://github.com/yahoojapan/k2hr3_get_resource/network)
 [![GitHub stars](https://img.shields.io/github/stars/yahoojapan/k2hr3_get_resource.svg)](https://github.com/yahoojapan/k2hr3_get_resource/stargazers)
 [![GitHub issues](https://img.shields.io/github/issues/yahoojapan/k2hr3_get_resource.svg)](https://github.com/yahoojapan/k2hr3_get_resource/issues)
-[![debian packages](https://img.shields.io/badge/deb-packagecloud.io-844fec.svg)](https://packagecloud.io/antpickax/stable)
 [![RPM packages](https://img.shields.io/badge/rpm-packagecloud.io-844fec.svg)](https://packagecloud.io/antpickax/stable)
+[![debian packages](https://img.shields.io/badge/deb-packagecloud.io-844fec.svg)](https://packagecloud.io/antpickax/stable)
+[![ALPINE packages](https://img.shields.io/badge/apk-packagecloud.io-844fec.svg)](https://packagecloud.io/antpickax/stable)
 
 ### **K2HR3** - **K2H**dkc based **R**esource and **R**oles and policy **R**ules
 
@@ -35,40 +36,42 @@ K2HR3 Get Resource is a Systemd Timer Service for retrieving RESOURCE data from
 - Use the common directory /etc/antpickax.
 
 ### Documents
-[K2HR3 Document](https://k2hr3.antpick.ax/index.html)  
-[K2HR3 Web Application Usage](https://k2hr3.antpick.ax/usage_app.html)  
-[K2HR3 Command Line Interface Usage](https://k2hr3.antpick.ax/cli.html)  
-[K2HR3 REST API Usage](https://k2hr3.antpick.ax/api.html)  
-[K2HR3 OpenStack Notification Listener Usage](https://k2hr3.antpick.ax/detail_osnl.html)  
-[K2HR3 Watcher Usage](https://k2hr3.antpick.ax/tools.html)  
-[K2HR3 Get Resource Usage](https://k2hr3.antpick.ax/tools.html)  
-[K2HR3 Utilities for Setup](https://k2hr3.antpick.ax/setup.html)  
-[K2HR3 Demonstration](https://demo.k2hr3.antpick.ax/)
-
-[About k2hdkc](https://k2hdkc.antpick.ax/)  
-[About k2hash](https://k2hash.antpick.ax/)  
-[About chmpx](https://chmpx.antpick.ax/)  
-[About k2hash transaction plugin](https://k2htpdtor.antpick.ax/)  
-
-[About AntPickax](https://antpick.ax/)  
+- [K2HR3 Document](https://k2hr3.antpick.ax/index.html)
+- [K2HR3 Web Application Usage](https://k2hr3.antpick.ax/usage_app.html)
+- [K2HR3 Command Line Interface Usage](https://k2hr3.antpick.ax/cli.html)
+- [K2HR3 REST API Usage](https://k2hr3.antpick.ax/api.html)
+- [K2HR3 OpenStack Notification Listener Usage](https://k2hr3.antpick.ax/detail_osnl.html)
+- [K2HR3 Watcher Usage](https://k2hr3.antpick.ax/tools.html)
+- [K2HR3 Get Resource Usage](https://k2hr3.antpick.ax/tools.html)
+- [K2HR3 Utilities for Setup](https://k2hr3.antpick.ax/setup.html)
+- [K2HR3 Demonstration](https://demo.k2hr3.antpick.ax/)
+
+- [About k2hdkc](https://k2hdkc.antpick.ax/)
+- [About k2hash](https://k2hash.antpick.ax/)
+- [About chmpx](https://chmpx.antpick.ax/)
+- [About k2hash transaction plugin](https://k2htpdtor.antpick.ax/)
+
+- [About AntPickax](https://antpick.ax/)
 
 ### Repositories
-[K2HR3 main repository](https://github.com/yahoojapan/k2hr3)  
-[K2HR3 Web Application repository](https://github.com/yahoojapan/k2hr3_app)  
-[K2HR3 Command Line Interface repository](https://github.com/yahoojapan/k2hr3_cli)  
-[K2HR3 REST API repository](https://github.com/yahoojapan/k2hr3_api)  
-[K2HR3 OpenStack Notification Listener](https://github.com/yahoojapan/k2hr3_osnl)  
-[K2HR3 Utilities](https://github.com/yahoojapan/k2hr3_utils)  
-[K2HR3 Container Registration Sidecar](https://github.com/yahoojapan/k2hr3_sidecar)  
-[K2HR3 Get Resource](https://github.com/yahoojapan/k2hr3_get_resource)  
-
-[k2hdkc](https://github.com/yahoojapan/k2hdkc)  
-[k2hash](https://github.com/yahoojapan/k2hash)  
-[chmpx](https://github.com/yahoojapan/chmpx)  
-[k2hash transaction plugin](https://github.com/yahoojapan/k2htp_dtor)  
+- [K2HR3 main repository](https://github.com/yahoojapan/k2hr3)
+- [K2HR3 Web Application repository](https://github.com/yahoojapan/k2hr3_app)
+- [K2HR3 Command Line Interface repository](https://github.com/yahoojapan/k2hr3_cli)
+- [K2HR3 REST API repository](https://github.com/yahoojapan/k2hr3_api)
+- [K2HR3 OpenStack Notification Listener](https://github.com/yahoojapan/k2hr3_osnl)
+- [K2HR3 Get Resource](https://github.com/yahoojapan/k2hr3_get_resource)
+- [K2HR3 Utilities](https://github.com/yahoojapan/k2hr3_utils)
+- [K2HR3 Container Registration Sidecar](https://github.com/yahoojapan/k2hr3_sidecar)
+
+- [k2hdkc](https://github.com/yahoojapan/k2hdkc)
+- [k2hash](https://github.com/yahoojapan/k2hash)
+- [chmpx](https://github.com/yahoojapan/chmpx)
+- [k2hash transaction plugin](https://github.com/yahoojapan/k2htp_dtor)
 
 ### Packages
-[k2hr3-get-resource(packages)](https://packagecloud.io/app/antpickax/stable/search?q=k2hr3-get-resource)  
+- [RPM packages(packagecloud.io)](https://packagecloud.io/app/antpickax/stable/search?q=k2hr3-get-resource&filter=rpm&dist=&arch=)
+- [Debian packages(packagecloud.io)](https://packagecloud.io/app/antpickax/stable/search?q=k2hr3-get-resource&filter=deb&dist=&arch=)
+- [ALPINE packages(packagecloud.io)](https://packagecloud.io/app/antpickax/stable/search?q=k2hr3-get-resource&filter=all&dist=alpine&arch=)
 
 ### License
 This software is released under the MIT License, see the license file.
diff --git a/autogen.sh b/autogen.sh
index 3d4170f..a4ac58a 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -54,18 +54,18 @@ while [ $# -ne 0 ]; do
 		echo "[ERROR] Parameters are something wrong."
 		exit 1
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		echo "Usage: ${AUTOGEN_NAME} [--help(-h)] [--no_update_version_file(-nu)] [--no_aclocal_force(-na)] [--no_check_ver_diff(-nc)]"
 		exit 0
 
-	elif [ "$1" = "-nu" ] || [ "$1" = "-NU" ] || [ "$1" = "--no_update_version_file" ] || [ "$1" = "--NO_UPDATE_VERSION_FILE" ]; then
+	elif echo "$1" | grep -q -i -e "^-nu$" -e "^--no_update_version_file$"; then
 		UPDATE_VERSION_FILE=0
 		FORCEPARAM=""			# do not need force
 
-	elif [ "$1" = "-na" ] || [ "$1" = "-NA" ] || [ "$1" = "--no_aclocal_force" ] || [ "$1" = "--NO_ACLOCAL_FORCE" ]; then
+	elif echo "$1" | grep -q -i -e "^-na$" -e "^--no_aclocal_force$"; then
 		FORCEPARAM=""
 
-	elif [ "$1" = "-nc" ] || [ "$1" = "-NC" ] || [ "$1" = "--no_check_ver_diff" ] || [ "$1" = "--NO_CHECK_VER_DIFF" ]; then
+	elif echo "$1" | grep -q -i -e "^-nc$" -e "^--no_check_ver_diff$"; then
 		PARAMETERS="$1"
 
 	else
diff --git a/buildutils/alpine_build.sh b/buildutils/alpine_build.sh
index 013a111..d0a5680 100755
--- a/buildutils/alpine_build.sh
+++ b/buildutils/alpine_build.sh
@@ -99,11 +99,11 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
-	elif [ "$1" = "-b" ] || [ "$1" = "-B" ] || [ "$1" = "--buildnum" ] || [ "$1" = "--BUILDNUM" ]; then
+	elif echo "$1" | grep -q -i -e "^-b$" -e "^--buildnum$"; then
 		if [ -n "${BUILD_NUMBER}" ]; then
 			echo "[ERROR] Already --buildnum(-b) option is specified(${BUILD_NUMBER})." 1>&2
 			exit 1
@@ -119,7 +119,7 @@ while [ $# -ne 0 ]; do
 		fi
 		BUILD_NUMBER="$1"
 
-	elif [ "$1" = "-p" ] || [ "$1" = "-P" ] || [ "$1" = "--product" ] || [ "$1" = "--PRODUCT" ]; then
+	elif echo "$1" | grep -q -i -e "^-p$" -e "^--product$"; then
 		if [ -n "${PACKAGE_NAME}" ]; then
 			echo "[ERROR] Already --product(-p) option is specified(${PACKAGE_NAME})." 1>&2
 			exit 1
@@ -131,7 +131,7 @@ while [ $# -ne 0 ]; do
 		fi
 		PACKAGE_NAME="$1"
 
-	elif [ "$1" = "-y" ] || [ "$1" = "-Y" ] || [ "$1" = "--yes" ] || [ "$1" = "--YES" ]; then
+	elif echo "$1" | grep -q -i -e "^-y$" -e "^--yes$"; then
 		if [ "${NO_INTERACTIVE}" -ne 0 ]; then
 			echo "[ERROR] Already --yes(-y) option is specified." 1>&2
 			exit 1
diff --git a/buildutils/debian_build.sh b/buildutils/debian_build.sh
index f407dc3..727456a 100755
--- a/buildutils/debian_build.sh
+++ b/buildutils/debian_build.sh
@@ -104,11 +104,11 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
-	elif [ "$1" = "-b" ] || [ "$1" = "-B" ] || [ "$1" = "--buildnum" ] || [ "$1" = "--BUILDNUM" ]; then
+	elif echo "$1" | grep -q -i -e "^-b$" -e "^--buildnum$"; then
 		if [ "${BUILD_NUMBER}" -ne 0 ]; then
 			echo "[ERROR] Already --buildnum(-b) option is specified(${BUILD_NUMBER})." 1>&2
 			exit 1
@@ -128,7 +128,7 @@ while [ $# -ne 0 ]; do
 		fi
 		BUILD_NUMBER="$1"
 
-	elif [ "$1" = "-p" ] || [ "$1" = "-P" ] || [ "$1" = "--product" ] || [ "$1" = "--PRODUCT" ]; then
+	elif echo "$1" | grep -q -i -e "^-p$" -e "^--product$"; then
 		if [ -n "${PACKAGE_NAME}" ]; then
 			echo "[ERROR] Already --product(-p) option is specified(${PACKAGE_NAME})." 1>&2
 			exit 1
@@ -140,7 +140,7 @@ while [ $# -ne 0 ]; do
 		fi
 		PACKAGE_NAME="$1"
 
-	elif [ "$1" = "-c" ] || [ "$1" = "-C" ] || [ "$1" = "--class" ] || [ "$1" = "--CLASS" ]; then
+	elif echo "$1" | grep -q -i -e "^-c$" -e "^--class$"; then
 		if [ -n "${PKG_CLASS_NAME}" ]; then
 			echo "[ERROR] Already --class(-c) option is specified(${PKG_CLASS_NAME})." 1>&2
 			exit 1
@@ -152,7 +152,7 @@ while [ $# -ne 0 ]; do
 		fi
 		PKG_CLASS_NAME="$1"
 
-	elif [ "$1" = "-dt" ] || [ "$1" = "-DT" ] || [ "$1" = "--disttype" ] || [ "$1" = "--DISTTYPE" ]; then
+	elif echo "$1" | grep -q -i -e "^-dt$" -e "^--disttype$"; then
 		if [ -n "${OS_VERSION_NAME}" ]; then
 			echo "[ERROR] Already --disttype(-dt) option is specified(${OS_VERSION_NAME})." 1>&2
 			exit 1
@@ -164,14 +164,14 @@ while [ $# -ne 0 ]; do
 		fi
 		OS_VERSION_NAME="$1"
 
-	elif [ "$1" = "-r" ] || [ "$1" = "-R" ] || [ "$1" = "--rootdir" ] || [ "$1" = "--ROOTDIR" ]; then
+	elif echo "$1" | grep -q -i -e "^-r$" -e "^--rootdir$"; then
 		if [ "${IS_ROOTDIR}" -ne 0 ]; then
 			echo "[ERROR] Already --rootdir(-r) option is specified." 1>&2
 			exit 1
 		fi
 		IS_ROOTDIR=1
 
-	elif [ "$1" = "-y" ] || [ "$1" = "-Y" ] || [ "$1" = "--yes" ] || [ "$1" = "--YES" ]; then
+	elif echo "$1" | grep -q -i -e "^-y$" -e "^--yes$"; then
 		if [ "${NO_INTERACTIVE}" -ne 0 ]; then
 			echo "[ERROR] Already --yes(-y) option is specified." 1>&2
 			exit 1
@@ -255,9 +255,9 @@ if [ "${NO_INTERACTIVE}" -eq 0 ]; then
 		printf '[INPUT] Confirm (y/n) : '
 		read -r CONFIRM
 
-		if [ "${CONFIRM}" = "y" ] || [ "${CONFIRM}" = "Y" ] || [ "${CONFIRM}" = "yes" ] || [ "${CONFIRM}" = "YES" ]; then
+		if echo "${CONFIRM}" | grep -q -i -e "^y$" -e "^yes$"; then
 			IS_CONFIRMED=1
-		elif [ "${CONFIRM}" = "n" ] || [ "${CONFIRM}" = "N" ] || [ "${CONFIRM}" = "no" ] || [ "${CONFIRM}" = "NO" ]; then
+		elif echo "${CONFIRM}" | grep -q -i -e "^n$" -e "^no$"; then
 			echo "Interrupt this processing, bye..."
 			exit 0
 		fi
diff --git a/buildutils/make_release_version_file.sh b/buildutils/make_release_version_file.sh
index 8a2331f..1416080 100755
--- a/buildutils/make_release_version_file.sh
+++ b/buildutils/make_release_version_file.sh
@@ -68,31 +68,31 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
-	elif [ "$1" = "-ng" ] || [ "$1" = "-NG" ] || [ "$1" = "--not_use_git" ] || [ "$1" = "--NOT_USE_GIT" ]; then
+	elif echo "$1" | grep -q -i -e "^-ng$" -e "^--not_use_git$"; then
 		if [ "${NOT_USE_GIT}" -ne 0 ]; then
 			echo "[ERROR] already --not_use_git(-ng) option is specified." 1>&2
 			exit 1
 		fi
 		NOT_USE_GIT=1
 
-	elif [ "$1" = "-nd" ] || [ "$1" = "-ND" ] || [ "$1" = "--no_check_ver_diff" ] || [ "$1" = "--NO_CHECK_VER_DIFF" ]; then
+	elif echo "$1" | grep -q -i -e "^-nd$" -e "^--no_check_ver_diff$"; then
 		if [ "${NO_CHECK_VER_DIFF}" -ne 0 ]; then
 			echo "[ERROR] already --no_check_ver_diff(-nd) option is specified." 1>&2
 			exit 1
 		fi
 		NO_CHECK_VER_DIFF=1
 
-	elif [ "$1" = "-f" ] || [ "$1" = "-F" ] || [ "$1" = "--file" ] || [ "$1" = "--FILE" ]; then
+	elif echo "$1" | grep -q -i -e "^-f$" -e "^--file$"; then
 		if [ -n "${CHANGELOG_FILE}" ]; then
 			echo "[ERROR] already --file(-f) option is specified(${CHANGELOG_FILE})." 1>&2
 			exit 1
 		fi
 		shift
-		if [ $# -eq 0 ] || [ -z "$1" ]; then
+		if [ $# -eq 0 ]; then
 			echo "[ERROR] Must set changelog file path after -file(-f) option." 1>&2
 			exit 1
 		fi
diff --git a/buildutils/make_rpm_changelog.sh b/buildutils/make_rpm_changelog.sh
index 37c5e9e..5a1875a 100755
--- a/buildutils/make_rpm_changelog.sh
+++ b/buildutils/make_rpm_changelog.sh
@@ -61,7 +61,7 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
diff --git a/buildutils/make_variables.sh b/buildutils/make_variables.sh
index 7eb1cbb..d230f62 100755
--- a/buildutils/make_variables.sh
+++ b/buildutils/make_variables.sh
@@ -65,11 +65,11 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
-	elif [ "$1" = "-pv" ] || [ "$1" = "-PV" ] || [ "$1" = "--pkg_version" ] || [ "$1" = "--PKG_VERSION" ]; then
+	elif echo "$1" | grep -q -i -e "^-pv$" -e "^--pkg_version$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -78,7 +78,7 @@ while [ $# -ne 0 ]; do
 		PRGMODE="PKG"
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-lvi" ] || [ "$1" = "-LVI" ] || [ "$1" = "--lib_version_info" ] || [ "$1" = "--LIB_VERSION_INFO" ]; then
+	elif echo "$1" | grep -q -i -e "^-lvi$" -e "^--lib_version_info$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -87,7 +87,7 @@ while [ $# -ne 0 ]; do
 		PRGMODE="LIB"
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-lvl" ] || [ "$1" = "-LVL" ] || [ "$1" = "--lib_version_for_link" ] || [ "$1" = "--LIB_VERSION_FOR_LINK" ]; then
+	elif echo "$1" | grep -q -i -e "^-lvl$" -e "^--lib_version_for_link$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -96,7 +96,7 @@ while [ $# -ne 0 ]; do
 		PRGMODE="LINK"
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-mn" ] || [ "$1" = "-MN" ] || [ "$1" = "--major_number" ] || [ "$1" = "--MAJOR_NUMBER" ]; then
+	elif echo "$1" | grep -q -i -e "^-mn$" -e "^--major_number$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -105,7 +105,7 @@ while [ $# -ne 0 ]; do
 		PRGMODE="MAJOR"
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-dd" ] || [ "$1" = "-DD" ] || [ "$1" = "--debhelper_dep" ] || [ "$1" = "--DEBHELPER_DEP" ]; then
+	elif echo "$1" | grep -q -i -e "^-dd$" -e "^--debhelper_dep$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -115,7 +115,7 @@ while [ $# -ne 0 ]; do
 		DEB_WITH_SYSTEMD=0
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-dds" ] || [ "$1" = "-DDS" ] || [ "$1" = "--debhelper_dep_with_systemd" ] || [ "$1" = "--DEBHELPER_DEP_WITH_SYSTEMD" ]; then
+	elif echo "$1" | grep -q -i -e "^-dds$" -e "^--debhelper_dep_with_systemd$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
@@ -125,7 +125,7 @@ while [ $# -ne 0 ]; do
 		DEB_WITH_SYSTEMD=1
 		EXCLUSIVE_OPT=1
 
-	elif [ "$1" = "-rg" ] || [ "$1" = "-RG" ] || [ "$1" = "--rpmpkg_group" ] || [ "$1" = "--RPMPKG_GROUP" ]; then
+	elif echo "$1" | grep -q -i -e "^-rg$" -e "^--rpmpkg_group$"; then
 		if [ "${EXCLUSIVE_OPT}" -eq 1 ]; then
 			echo "[ERROR] already one of eclusive options( --pkg_version(-pv), --lib_version_info(-lvi), --lib_version_for_link(-lvl), --major_number(-mn), --debhelper_dep(-dd), --debhelper_dep_with_systemd(-dds), --rpmpkg_group(-rg) ) is specified." 1>&2
 			printf '0'
diff --git a/buildutils/rpm_build.sh b/buildutils/rpm_build.sh
index 8ba71af..ffe69c2 100755
--- a/buildutils/rpm_build.sh
+++ b/buildutils/rpm_build.sh
@@ -86,11 +86,11 @@ while [ $# -ne 0 ]; do
 	if [ -z "$1" ]; then
 		break
 
-	elif [ "$1" = "-h" ] || [ "$1" = "-H" ] || [ "$1" = "--help" ] || [ "$1" = "--HELP" ]; then
+	elif echo "$1" | grep -q -i -e "^-h$" -e "^--help$"; then
 		func_usage "${PRGNAME}"
 		exit 0
 
-	elif [ "$1" = "-b" ] || [ "$1" = "-B" ] || [ "$1" = "--buildnum" ] || [ "$1" = "--BUILDNUM" ]; then
+	elif echo "$1" | grep -q -i -e "^-b$" -e "^--buildnum$"; then
 		if [ "${BUILD_NUMBER}" -ne 0 ]; then
 			echo "[ERROR] Already --buildnum(-b) option is specified(${BUILD_NUMBER})." 1>&2
 			exit 1
@@ -110,7 +110,7 @@ while [ $# -ne 0 ]; do
 		fi
 		BUILD_NUMBER="$1"
 
-	elif [ "$1" = "-p" ] || [ "$1" = "-P" ] || [ "$1" = "--product" ] || [ "$1" = "--PRODUCT" ]; then
+	elif echo "$1" | grep -q -i -e "^-p$" -e "^--product$"; then
 		if [ -n "${PACKAGE_NAME}" ]; then
 			echo "[ERROR] Already --product(-p) option is specified(${PACKAGE_NAME})." 1>&2
 			exit 1
@@ -122,7 +122,7 @@ while [ $# -ne 0 ]; do
 		fi
 		PACKAGE_NAME="$1"
 
-	elif [ "$1" = "-y" ] || [ "$1" = "-Y" ] || [ "$1" = "--yes" ] || [ "$1" = "--YES" ]; then
+	elif echo "$1" | grep -q -i -e "^-y$" -e "^--yes$"; then
 		if [ "${NO_INTERACTIVE}" -ne 0 ]; then
 			echo "[ERROR] Already --yes(-y) option is specified." 1>&2
 			exit 1
@@ -172,9 +172,9 @@ if [ "${NO_INTERACTIVE}" -eq 0 ]; then
 		printf '[INPUT] Confirm (y/n) : '
 		read -r CONFIRM
 
-		if [ "${CONFIRM}" = "y" ] || [ "${CONFIRM}" = "Y" ] || [ "${CONFIRM}" = "yes" ] || [ "${CONFIRM}" = "YES" ]; then
+		if echo "${CONFIRM}" | grep -q -i -e "^y$" -e "^yes$"; then
 			IS_CONFIRMED=1
-		elif [ "${CONFIRM}" = "n" ] || [ "${CONFIRM}" = "N" ] || [ "${CONFIRM}" = "no" ] || [ "${CONFIRM}" = "NO" ]; then
+		elif echo "${CONFIRM}" | grep -q -i -e "^n$" -e "^no$"; then
 			echo "Interrupt this processing, bye..."
 			exit 0
 		fi
diff --git a/src/k2hr3-get-resource-helper b/src/k2hr3-get-resource-helper
index 5d5ed7b..ec7f94d 100755
--- a/src/k2hr3-get-resource-helper
+++ b/src/k2hr3-get-resource-helper
@@ -602,7 +602,7 @@ if [ "${SCRIPT_MODE}" != "daemon" ]; then
 
 		if [ $$ -ne "${OLD_PROCESS_PID}" ]; then
 			# shellcheck disable=SC2009
-			if ps -p "${OLD_PROCESS_PID}" | grep -v PID | grep -q -v -i 'defunct'; then
+			if ( ps -o pid,stat ax 2>/dev/null | grep -v 'PID' | awk '$2~/^[^Z]/ { print $1 }' | grep -q "^${OLD_PROCESS_PID}$" || exit 1 && exit 0 ); then
 				log_err "Already process PID(${OLD_PROCESS_PID}) running, thus this script exits."
 				exit 1
 			fi
@@ -681,7 +681,7 @@ if [ "${SCRIPT_MODE}" != "daemon" ]; then
 			OLD_DAEMON_PROCESS_PID=$(cat "${PIDDIR}/${SCRIPT_DAEMON_PIDFILE}")
 
 			# shellcheck disable=SC2009
-			if ! ps -p "${OLD_DAEMON_PROCESS_PID}" | grep -v PID | grep -q -v -i 'defunct'; then
+			if ! ( ps -o pid,stat ax 2>/dev/null | grep -v 'PID' | awk '$2~/^[^Z]/ { print $1 }' | grep -q "^${OLD_DAEMON_PROCESS_PID}$" || exit 1 && exit 0 ); then
 				rm -f "${PIDDIR}/${SCRIPT_DAEMON_PIDFILE}"
 				IS_NEED_DAEMON_RUN=1
 			fi
@@ -726,7 +726,7 @@ else
 			OLD_DAEMON_PROCESS_PID=$(cat "${PIDDIR}/${SCRIPT_DAEMON_PIDFILE}")
 
 			# shellcheck disable=SC2009
-			if ps -p "${OLD_DAEMON_PROCESS_PID}" | grep -v PID | grep -q -v -i 'defunct'; then
+			if ( ps -o pid,stat ax 2>/dev/null | grep -v 'PID' | awk '$2~/^[^Z]/ { print $1 }' | grep -q "^${OLD_DAEMON_PROCESS_PID}$" || exit 1 && exit 0 ); then
 				log_err "Already process PID(${OLD_DAEMON_PROCESS_PID}) running, thus this daemon exits."
 				exit 1
 			fi