diff --git a/src/shapes/model/subject/nestedCourse.tsx b/src/shapes/model/subject/nestedCourse.tsx
new file mode 100644
index 0000000..8627267
--- /dev/null
+++ b/src/shapes/model/subject/nestedCourse.tsx
@@ -0,0 +1,19 @@
+import department from './department';
+
+interface nestedCourse {
+  id: number;
+  old_code: string;
+  department: department;
+  type: string;
+  type_en: string;
+  title: string;
+  title_en: string;
+  summary: string;
+  review_total_weight: number;
+  credit: number;
+  credit_au: number;
+  num_classes: number;
+  num_labs: number;
+}
+
+export default nestedCourse;
diff --git a/src/shapes/model/subject/nestedLecture.tsx b/src/shapes/model/subject/nestedLecture.tsx
new file mode 100644
index 0000000..841afcd
--- /dev/null
+++ b/src/shapes/model/subject/nestedLecture.tsx
@@ -0,0 +1,34 @@
+import nestedProfessor from './nestedProfessor';
+
+interface nestedLecture {
+  id: number;
+  title: string;
+  title_en: string;
+  course: number;
+  old_code: string;
+  class_no: string;
+  year: number;
+  semester: 1 | 2 | 3 | 4;
+  code: string;
+  department: number;
+  department_code: string;
+  department_name: string;
+  department_name_en: string;
+  type: string;
+  type_en: string;
+  limit: number;
+  num_people: number;
+  is_english: boolean;
+  num_classes: number;
+  num_labs: number;
+  credit: number;
+  credit_au: number;
+  common_title: string;
+  common_title_en: string;
+  class_title: string;
+  class_title_en: string;
+  review_total_weight: number;
+  professors: nestedProfessor[];
+}
+
+export default nestedLecture;
diff --git a/src/shapes/model/subject/professor.tsx b/src/shapes/model/subject/professor.tsx
new file mode 100644
index 0000000..7d0dab5
--- /dev/null
+++ b/src/shapes/model/subject/professor.tsx
@@ -0,0 +1,14 @@
+import nestedCourse from './nestedCourse';
+
+interface professor {
+  name: string;
+  name_en: string;
+  professor_id: number;
+  review_total_weight: number;
+  courses: nestedCourse[];
+  grade: number;
+  load: number;
+  speech: number;
+}
+
+export default professor;