diff --git a/prisma/migrations/20240301082352_change_table_name_to_user_answer/migration.sql b/prisma/migrations/20240301082352_change_table_name_to_user_answer/migration.sql
new file mode 100644
index 00000000..90b9cc3e
--- /dev/null
+++ b/prisma/migrations/20240301082352_change_table_name_to_user_answer/migration.sql
@@ -0,0 +1,24 @@
+/*
+  Warnings:
+
+  - You are about to drop the `ProblemAnswerLog` table. If the table is not empty, all the data it contains will be lost.
+
+*/
+-- DropTable
+PRAGMA foreign_keys=off;
+DROP TABLE "ProblemAnswerLog";
+PRAGMA foreign_keys=on;
+
+-- CreateTable
+CREATE TABLE "UserAnswer" (
+    "id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    "userId" TEXT NOT NULL,
+    "programId" TEXT NOT NULL,
+    "languageId" TEXT NOT NULL,
+    "problemType" TEXT NOT NULL,
+    "step" INTEGER NOT NULL,
+    "isPassed" BOOLEAN NOT NULL,
+    CONSTRAINT "UserAnswer_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE RESTRICT ON UPDATE CASCADE
+);
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 5cc12ec9..0af88294 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -19,7 +19,7 @@ model User {
 
   displayName        String                 @unique
   userSolvedAnswers  UserCompletedProblem[]
-  ProblemAnswerLog   ProblemAnswerLog[]
+  ProblemAnswerLog   UserAnswer[]
   UserProblemSession UserProblemSession[]
 }
 
@@ -67,17 +67,18 @@ model UserCompletedProblem {
   languageId String
 }
 
-model ProblemAnswerLog {
+model UserAnswer {
   id        Int      @id @default(autoincrement())
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt
 
-  user        User     @relation(fields: [userId], references: [id])
-  userId      String
+  user   User   @relation(fields: [userId], references: [id])
+  userId String
+
   programId   String
   languageId  String
   problemType String
-  startedAt   DateTime
-  answeredAt  DateTime
-  isPassed    Boolean
+
+  step     Int
+  isPassed Boolean
 }
diff --git a/src/app/(withAuth)/courses/[courseId]/programs/[programId]/CheckpointProblem.tsx b/src/app/(withAuth)/courses/[courseId]/programs/[programId]/CheckpointProblem.tsx
index fe91c3af..4dc12d19 100644
--- a/src/app/(withAuth)/courses/[courseId]/programs/[programId]/CheckpointProblem.tsx
+++ b/src/app/(withAuth)/courses/[courseId]/programs/[programId]/CheckpointProblem.tsx
@@ -13,7 +13,6 @@ import { solveProblem } from '../../../../../lib/solveProblem';
 import { Variables } from './Variables';
 
 interface CheckpointProblemProps {
-  setStartedAt: (date: Date) => void;
   setProblemType: (step: ProblemType) => void;
   problemProgram: GeneratedProgram;
   beforeCheckPointLine: number;
diff --git a/src/app/(withAuth)/courses/[courseId]/programs/[programId]/page.tsx b/src/app/(withAuth)/courses/[courseId]/programs/[programId]/page.tsx
index b5bf807b..198b82a0 100644
--- a/src/app/(withAuth)/courses/[courseId]/programs/[programId]/page.tsx
+++ b/src/app/(withAuth)/courses/[courseId]/programs/[programId]/page.tsx
@@ -8,7 +8,7 @@ import { useSessionContext } from 'supertokens-auth-react/recipe/session';
 import { generateProgram, getExplanation, programIdToName } from '../../../../../../problems/problemData';
 import type { GeneratedProgram, ProblemType } from '../../../../../../types';
 import { getLanguageIdFromSessionStorage } from '../../../../../lib/SessionStorage';
-import { createProblemAnswerLog, createUserCompletedProblem } from '../../../../../lib/actions';
+import { createUserAnswer, createUserCompletedProblem } from '../../../../../lib/actions';
 
 import { CheckpointProblem } from './CheckpointProblem';
 import { ExecutionResultProblem } from './ExecutionResultProblem';
@@ -22,7 +22,6 @@ const ProblemPage: NextPage<{ params: { courseId: string; programId: string } }>
   // TODO: チェックポイントを取得する処理が実装できたら置き換える
   const checkPointLines = [2, 6, 8, 12];
 
-  const [startedAt, setStartedAt] = useState(new Date());
   const [selectedLanguageId, setSelectedLanguageId] = useState('');
   const [problemType, setProblemType] = useState<ProblemType>('executionResult');
   const [problemProgram, setProblemProgram] = useState<GeneratedProgram>({ displayProgram: '', excuteProgram: '' });
@@ -44,8 +43,7 @@ const ProblemPage: NextPage<{ params: { courseId: string; programId: string } }>
   };
 
   const createAnswerLog = async (isPassed: boolean): Promise<void> => {
-    await createProblemAnswerLog(programId, problemType, selectedLanguageId, userId, startedAt, new Date(), isPassed);
-    setStartedAt(new Date());
+    await createUserAnswer(programId, problemType, selectedLanguageId, userId, currentCheckPointLine, isPassed);
   };
 
   const explanation = getExplanation(programId, selectedLanguageId);
@@ -77,7 +75,6 @@ const ProblemPage: NextPage<{ params: { courseId: string; programId: string } }>
             setBeforeCheckPointLine={setBeforeCheckPointLine}
             setCurrentCheckPointLine={setCurrentCheckPointLine}
             setProblemType={setProblemType}
-            setStartedAt={setStartedAt}
           />
         );
       }
diff --git a/src/app/lib/actions.ts b/src/app/lib/actions.ts
index d1774a3c..e97aa7ae 100644
--- a/src/app/lib/actions.ts
+++ b/src/app/lib/actions.ts
@@ -45,24 +45,22 @@ export async function fetchUserCompletedProblems(
   }
 }
 
-export async function createProblemAnswerLog(
+export async function createUserAnswer(
   programId: string,
   problemType: string,
   languageId: string,
   userId: string,
-  startedAt: Date,
-  answeredAt: Date,
+  step: number,
   isPassed: boolean
 ): Promise<void> {
   try {
-    await prisma.problemAnswerLog.create({
+    await prisma.userAnswer.create({
       data: {
         programId,
         problemType,
         languageId,
         userId,
-        startedAt,
-        answeredAt,
+        step,
         isPassed,
       },
     });