diff --git a/admin/view.admin.php b/admin/view.admin.php
index 8d5da1c..d71af39 100644
--- a/admin/view.admin.php
+++ b/admin/view.admin.php
@@ -1,4 +1,32 @@
 <?php
+function pad_tag_selector( $options_pad, $name ){
+	// タイトルのタグをセレクトボックスで選択できるようにする。option は h2〜h6 と div span strong
+	$tag_options = array(
+		'h2'     => 'h2',
+		'h3'     => 'h3',
+		'h4'     => 'h4',
+		'h5'     => 'h5',
+		'h6'     => 'h6',
+		'div'    => 'div',
+		'span'   => 'span',
+		'strong' => 'strong',
+	);
+	?>
+<select name="pad_plugin_options[<?php echo $name;?>]" style="width:100%;max-width:100%;">
+	<?php
+	foreach ( $tag_options as $tag_value => $tag_lavel ) {
+		$selected = '';
+		if ( isset( $options_pad[$name] ) && $tag_value === $options_pad[$name] ) {
+			$selected = ' selected';
+		}
+		?>
+	<option value="<?php echo $tag_value; ?>"<?php echo $selected; ?>><?php echo $tag_lavel; ?></option>
+	<?php } ?>
+</select>
+<?php
+}
+
+
 function pad_the_admin_body() {
 	?>
 
@@ -17,6 +45,15 @@ function pad_the_admin_body() {
 <td><?php echo wp_kses_post( $options_pad['author_box_title'] ); ?> -> <input type="text" name="pad_plugin_options[author_box_title]" id="author_box_title" value="<?php echo esc_attr( $options_pad['author_box_title'] ); ?>" style="width:50%;" /></td>
 </tr>
 <tr>
+<th><?php _e( 'Post author box title tag', 'vk-post-author-display' ); ?></th>
+<td>
+<?php
+$name = 'author_box_title_tag';
+pad_tag_selector( $options_pad, $name );
+?>
+</td>
+</tr>
+<tr>
 <th><?php _e( 'Profile Picture Style', 'vk-post-author-display' ); ?></th>
 <td>
 	<?php
@@ -46,7 +83,15 @@ function pad_the_admin_body() {
 <th><?php _e( 'Post list box title', 'vk-post-author-display' ); ?></th>
 <td><?php echo wp_kses_post( $options_pad['list_box_title'] ); ?> -> <input type="text" name="pad_plugin_options[list_box_title]" id="list_box_title" value="<?php echo esc_attr( $options_pad['list_box_title'] ); ?>" style="width:50%;" /></td>
 </tr>
-
+<tr>
+<th><?php _e( 'Post list box title tag', 'vk-post-author-display' ); ?></th>
+<td>
+<?php
+$name = 'list_box_title_tag';
+pad_tag_selector( $options_pad, $name );
+?>
+</td>
+</tr>
 <tr>
 <th><?php _e( 'Display post author archive page link', 'vk-post-author-display' ); ?></th>
 <td>
diff --git a/assets/_scss/vk-post-author.scss b/assets/_scss/vk-post-author.scss
index 1630413..62e7793 100644
--- a/assets/_scss/vk-post-author.scss
+++ b/assets/_scss/vk-post-author.scss
@@ -16,6 +16,8 @@
 	text-decoration: none;
 	border-bottom: none;
 }
+#padSection h2,
+#padSection h3,
 #padSection h4,
 #padSection h5,
 #padSection dl,
@@ -50,7 +52,9 @@
 	width: 100%;
 }
 
-#padSection h4 {
+#padSection .padSectionTitle {
+	display: block;
+	font-weight: bold;
 	margin-bottom: 20px;
 	padding-bottom: 4px;
 	border-bottom: 1px dotted var(--wp--preset--color--border-normal, #e5e5e5);
@@ -119,7 +123,9 @@
 	margin-top: 15px;
 	clear: both;
 	position: relative;
-	h5 {
+	.latestEntriesTitle {
+		font-weight:bold;
+		display: block;
 		margin-top: 0;
 		margin-bottom: 10px;
 		padding-bottom: 5px;
diff --git a/assets/css/vk-post-author.css b/assets/css/vk-post-author.css
index 5c96383..eb6ddf9 100644
--- a/assets/css/vk-post-author.css
+++ b/assets/css/vk-post-author.css
@@ -1 +1 @@
-#padSection{clear:both;margin:2em 0;display:block;overflow:hidden;padding:25px;border:3px solid var(--wp--preset--color--border-normal, #e5e5e5);font-size:14px}#padSection a{text-decoration:none;border-bottom:none}#padSection h4,#padSection h5,#padSection dl,#padSection dl dt,#padSection dl dd{margin:0px;padding:0px;background:none;border:none;color:inherit;outline:unset;outline-offset:unset;box-shadow:unset;border-radius:unset;color:inherit}#padSection h4::before,#padSection h4::after,#padSection h5::before,#padSection h5::after,#padSection dl::before,#padSection dl::after,#padSection dl dt::before,#padSection dl dt::after,#padSection dl dd::before,#padSection dl dd::after{content:none}#padSection dl dt .authorName{font-size:18px}#padSection dl dt .pad_caption{padding-left:10px;font-size:12px;font-weight:lighter}#padSection::before{display:block;overflow:hidden;width:100%}#padSection h4{margin-bottom:20px;padding-bottom:4px;border-bottom:1px dotted var(--wp--preset--color--border-normal, #e5e5e5);font-size:18px}#padSection .avatar{float:left}#padSection .avatar.circle img{border-radius:50%}#padSection .avatar img{border:1px solid #ccc;margin-bottom:15px;width:100px;height:auto}#padSection .profileTxtSet{margin-left:130px;display:block;overflow:hidden}#padSection .profileTxtSet dt{margin-bottom:5px}#padSection .sns_icons{list-style:none;margin:10px 0;padding:0}#padSection .sns_icons li{display:inline;font-size:28px;margin-right:10px}#padSection a.web{color:#1780bb}#padSection a.twitter{color:#0f1419}#padSection a.facebook{color:#3b5998}#padSection a.instagram{color:#262626}#padSection a.youtube{color:#cc181e}#padSection a.linkedin{color:#0077b5}#padSection a.google-plus{color:#db4437}#padSection a.wordpress{color:#585c60}#padSection a.amazon{color:#232f3e}#latestEntries{margin-top:15px;clear:both;position:relative}#latestEntries h5{margin-top:0;margin-bottom:10px;padding-bottom:5px;border-bottom:1px dotted var(--wp--preset--color--border-normal, #ccc);color:var(--wp--preset--color--text-normal, #333);font-size:16px}#latestEntries .authorLink{text-align:right;margin:0;position:absolute;top:-1px;right:0;font-size:14px}#latestEntries .authorLink a{color:var(--wp--preset--color--text-normal, #333)}#latestEntries ul,#latestEntries ul li{list-style:none;margin:0;padding:0;position:relative;background:none}#latestEntries li a{position:relative}#latestEntries li .padDate{color:var(--wp--preset--color--text-secondary, #666);line-height:14px}#latestEntries li a.padCate{font-size:10px;background-color:#e5e5e5;color:#fff;padding:2px 5px 1px;line-height:11px;text-decoration:none}#latestEntries li a.padTitle{color:inherit}#latestEntries li.textList{margin-bottom:3px;border-bottom:1px dotted #ccc;padding:3px 0}#latestEntries li.textList .padDate{margin-right:5px;vertical-align:text-bottom}#latestEntries li.textList a.padCate{border-radius:2px;position:relative;vertical-align:middle}#latestEntries li.textList a.padTitle{display:block;overflow:hidden;clear:both}#latestEntries li.textList a.padTitle::before{display:inline-block;font:normal normal normal 14px/1 FontAwesome;font-size:inherit;text-rendering:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;content:"";margin-right:6px}.fa_v5_css #latestEntries li.textList a.padTitle::before{font-family:"Font Awesome 5 Free";font-weight:900}#latestEntries li.thumbnailBox{display:block;overflow:hidden;width:23.5%;margin-right:2%;float:left}#latestEntries li.thumbnailBox:last-child{margin-right:0}#latestEntries li.thumbnailBox .inner-box{display:block;position:relative;border:1px solid var(--wp--preset--color--border-normal, rgba(0, 0, 0, 0.1));margin-bottom:4px}#latestEntries li.thumbnailBox .postImage>a img{width:100%;height:100%;display:block;aspect-ratio:16/9;object-fit:cover}#latestEntries li.thumbnailBox .postImage a.padCate{display:block;position:absolute;bottom:0;right:0}#latestEntries li.thumbnailBox .padDate{display:block;font-size:10px}#latestEntries li.thumbnailBox a.padTitle{display:block;clear:both;font-size:12px;line-height:18px}@media(max-width: 600px){#padSection{padding:15px 10px 10px}#padSection .avatar img{width:80px;height:auto}#padSection .profileTxtSet{margin-left:95px}#padSection dl dt span{display:block;overflow:hidden}#padSection dl dt .authorName{padding-bottom:5px}#padSection dl dt .pad_caption{padding-left:0}#padSection dl dd{clear:both;width:100%}#padSection #latestEntries h5{margin-bottom:5px}#padSection #latestEntries ul li{border-bottom:1px dotted #ccc;padding:6px 0}#padSection #latestEntries ul li.thumbnailBox{display:block;overflow:hidden;width:100%;margin:0%;float:none}#padSection #latestEntries ul li.thumbnailBox .inner-box{display:block;overflow:hidden;float:left;width:120px;margin-right:10px;margin-bottom:0}#padSection #latestEntries ul li.thumbnailBox a.padTitle{clear:none}#padSection #latestEntries ul li.thumbnailBox a.padCate{display:inline-block;padding:1px 5px}}body.archive.author #padSection{margin:0 0 30px}
+#padSection{clear:both;margin:2em 0;display:block;overflow:hidden;padding:25px;border:3px solid var(--wp--preset--color--border-normal, #e5e5e5);font-size:14px}#padSection a{text-decoration:none;border-bottom:none}#padSection h2,#padSection h3,#padSection h4,#padSection h5,#padSection dl,#padSection dl dt,#padSection dl dd{margin:0px;padding:0px;background:none;border:none;color:inherit;outline:unset;outline-offset:unset;box-shadow:unset;border-radius:unset;color:inherit}#padSection h2::before,#padSection h2::after,#padSection h3::before,#padSection h3::after,#padSection h4::before,#padSection h4::after,#padSection h5::before,#padSection h5::after,#padSection dl::before,#padSection dl::after,#padSection dl dt::before,#padSection dl dt::after,#padSection dl dd::before,#padSection dl dd::after{content:none}#padSection dl dt .authorName{font-size:18px}#padSection dl dt .pad_caption{padding-left:10px;font-size:12px;font-weight:lighter}#padSection::before{display:block;overflow:hidden;width:100%}#padSection .padSectionTitle{display:block;font-weight:bold;margin-bottom:20px;padding-bottom:4px;border-bottom:1px dotted var(--wp--preset--color--border-normal, #e5e5e5);font-size:18px}#padSection .avatar{float:left}#padSection .avatar.circle img{border-radius:50%}#padSection .avatar img{border:1px solid #ccc;margin-bottom:15px;width:100px;height:auto}#padSection .profileTxtSet{margin-left:130px;display:block;overflow:hidden}#padSection .profileTxtSet dt{margin-bottom:5px}#padSection .sns_icons{list-style:none;margin:10px 0;padding:0}#padSection .sns_icons li{display:inline;font-size:28px;margin-right:10px}#padSection a.web{color:#1780bb}#padSection a.twitter{color:#0f1419}#padSection a.facebook{color:#3b5998}#padSection a.instagram{color:#262626}#padSection a.youtube{color:#cc181e}#padSection a.linkedin{color:#0077b5}#padSection a.google-plus{color:#db4437}#padSection a.wordpress{color:#585c60}#padSection a.amazon{color:#232f3e}#latestEntries{margin-top:15px;clear:both;position:relative}#latestEntries .latestEntriesTitle{font-weight:bold;display:block;margin-top:0;margin-bottom:10px;padding-bottom:5px;border-bottom:1px dotted var(--wp--preset--color--border-normal, #ccc);color:var(--wp--preset--color--text-normal, #333);font-size:16px}#latestEntries .authorLink{text-align:right;margin:0;position:absolute;top:-1px;right:0;font-size:14px}#latestEntries .authorLink a{color:var(--wp--preset--color--text-normal, #333)}#latestEntries ul,#latestEntries ul li{list-style:none;margin:0;padding:0;position:relative;background:none}#latestEntries li a{position:relative}#latestEntries li .padDate{color:var(--wp--preset--color--text-secondary, #666);line-height:14px}#latestEntries li a.padCate{font-size:10px;background-color:#e5e5e5;color:#fff;padding:2px 5px 1px;line-height:11px;text-decoration:none}#latestEntries li a.padTitle{color:inherit}#latestEntries li.textList{margin-bottom:3px;border-bottom:1px dotted #ccc;padding:3px 0}#latestEntries li.textList .padDate{margin-right:5px;vertical-align:text-bottom}#latestEntries li.textList a.padCate{border-radius:2px;position:relative;vertical-align:middle}#latestEntries li.textList a.padTitle{display:block;overflow:hidden;clear:both}#latestEntries li.textList a.padTitle::before{display:inline-block;font:normal normal normal 14px/1 FontAwesome;font-size:inherit;text-rendering:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;content:"";margin-right:6px}.fa_v5_css #latestEntries li.textList a.padTitle::before{font-family:"Font Awesome 5 Free";font-weight:900}#latestEntries li.thumbnailBox{display:block;overflow:hidden;width:23.5%;margin-right:2%;float:left}#latestEntries li.thumbnailBox:last-child{margin-right:0}#latestEntries li.thumbnailBox .inner-box{display:block;position:relative;border:1px solid var(--wp--preset--color--border-normal, rgba(0, 0, 0, 0.1));margin-bottom:4px}#latestEntries li.thumbnailBox .postImage>a img{width:100%;height:100%;display:block;aspect-ratio:16/9;object-fit:cover}#latestEntries li.thumbnailBox .postImage a.padCate{display:block;position:absolute;bottom:0;right:0}#latestEntries li.thumbnailBox .padDate{display:block;font-size:10px}#latestEntries li.thumbnailBox a.padTitle{display:block;clear:both;font-size:12px;line-height:18px}@media(max-width: 600px){#padSection{padding:15px 10px 10px}#padSection .avatar img{width:80px;height:auto}#padSection .profileTxtSet{margin-left:95px}#padSection dl dt span{display:block;overflow:hidden}#padSection dl dt .authorName{padding-bottom:5px}#padSection dl dt .pad_caption{padding-left:0}#padSection dl dd{clear:both;width:100%}#padSection #latestEntries h5{margin-bottom:5px}#padSection #latestEntries ul li{border-bottom:1px dotted #ccc;padding:6px 0}#padSection #latestEntries ul li.thumbnailBox{display:block;overflow:hidden;width:100%;margin:0%;float:none}#padSection #latestEntries ul li.thumbnailBox .inner-box{display:block;overflow:hidden;float:left;width:120px;margin-right:10px;margin-bottom:0}#padSection #latestEntries ul li.thumbnailBox a.padTitle{clear:none}#padSection #latestEntries ul li.thumbnailBox a.padCate{display:inline-block;padding:1px 5px}}body.archive.author #padSection{margin:0 0 30px}
diff --git a/post-author-display.php b/post-author-display.php
index 355357e..76d1095 100644
--- a/post-author-display.php
+++ b/post-author-display.php
@@ -176,8 +176,10 @@ function pad_set_css() {
 function pad_get_default_options() {
 	$display_author_options = array(
 		'author_box_title'        => __( 'Author Profile', 'vk-post-author-display' ),
+		'author_box_title_tag'    => 'h4',
 		'author_picture_style'    => 'square',
 		'list_box_title'          => __( 'Latest entries', 'vk-post-author-display' ),
+		'list_box_title_tag'      => 'h5',
 		'author_archive_link'     => 'hide',
 		'author_archive_link_txt' => __( 'Author Archives', 'vk-post-author-display' ),
 		'show_thumbnail'          => 'display',
@@ -252,8 +254,10 @@ function pad_plugin_options_validate( $input ) {
 	$output = $defaults = pad_get_default_options();
 
 	$output['author_box_title']        = wp_kses_post( $input['author_box_title'] );
+	$output['author_box_title_tag']    = esc_html( $input['author_box_title_tag'] );
 	$output['author_picture_style']    = esc_html( $input['author_picture_style'] );
 	$output['list_box_title']          = wp_kses_post( $input['list_box_title'] );
+	$output['list_box_title_tag']      = esc_html( $input['list_box_title_tag'] );
 	$output['author_archive_link']     = esc_html( $input['author_archive_link'] );
 	$output['author_archive_link_txt'] = wp_kses_post( $input['author_archive_link_txt'] );
 	$output['show_thumbnail']          = esc_html( $input['show_thumbnail'] );
diff --git a/readme.txt b/readme.txt
index 9ce5618..98f87ac 100644
--- a/readme.txt
+++ b/readme.txt
@@ -30,6 +30,9 @@ Display to Post Author Information Box on bottom of the contents.
 
 == Changelog ==
 
+= 1.25.0 =
+[ Add function ] Add a feature that allows specifying the tag.
+
 = 1.24.1 =
 [ Specification Change ] Fix Twitter icon to X icon
 
diff --git a/view.post-author.php b/view.post-author.php
index 85b54ad..8fb9993 100644
--- a/view.post-author.php
+++ b/view.post-author.php
@@ -118,15 +118,16 @@ public static function pad_get_author_entries() {
 
 			// Author entries.
 			global $post;
-			$args        = array(
+			$args       = array(
 				'post_type'      => $post->post_type,
 				'posts_per_page' => 4,
 				'author'         => $post->post_author,
 			);
-			$args        = apply_filters( 'pad_get_author_entries_args', $args );
-			$loop        = new WP_Query( $args );
-			$entry_unit  = '<div id="latestEntries">' . "\n";
-			$entry_unit .= '<h5>' . wp_kses_post( $options['list_box_title'] ) . '</h5>' . "\n";
+			$args       = apply_filters( 'pad_get_author_entries_args', $args );
+			$loop       = new WP_Query( $args );
+			$entry_unit = '<div id="latestEntries">' . "\n";
+
+			$entry_unit .= '<' . esc_html( $options['list_box_title_tag'] ) . ' class="latestEntriesTitle">' . wp_kses_post( $options['list_box_title'] ) . '</' . esc_html( $options['list_box_title_tag'] ) . '>' . "\n";
 			if ( 'display' === $options['author_archive_link'] ) {
 					$entry_unit .= '<p class="authorLink"><a href="' . esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ) . '" rel="author"><i class="fa fa-chevron-circle-right" aria-hidden="true"></i> ' . wp_kses_post( $options['author_archive_link_txt'] ) . '</a></p>' . "\n";
 			}
@@ -185,10 +186,10 @@ public static function pad_get_author_entries() {
 		 */
 		public static function pad_get_author_box( $layout = 'normal' ) {
 			$options     = pad_get_plugin_options();
-			$author_unit = '<div class="padSection" id="padSection">';
+			$author_unit = '<section class="padSection" id="padSection">';
 
 			if ( 'author_archive' !== $layout ) {
-				$author_unit .= '<h4>' . esc_html( $options['author_box_title'] ) . '</h4>';
+				$author_unit .= '<'. esc_html( $options['author_box_title_tag'] ) .' class="padSectionTitle">' . esc_html( $options['author_box_title'] ) . '</'. esc_html( $options['author_box_title_tag'] ) .'>';
 			}
 
 			$author_unit .= self::pad_get_author_profile();
@@ -197,7 +198,7 @@ public static function pad_get_author_box( $layout = 'normal' ) {
 				$author_unit .= self::pad_get_author_entries();
 			}
 
-			$author_unit .= '</div>';
+			$author_unit .= '</section>';
 			return $author_unit;
 		}
 	}