diff --git a/src/api/contract.ts b/src/api/contract.ts
index 79d3471..c46e63c 100644
--- a/src/api/contract.ts
+++ b/src/api/contract.ts
@@ -5,6 +5,7 @@ export type Contract = {
   id: string;
   name: string;
   custom?: string;
+  contract_code?: string;
   updated_at: string;
 };
 
diff --git a/src/pages/dashboard/contract/create.tsx b/src/pages/dashboard/contract/create.tsx
index ce9a137..e31ede2 100644
--- a/src/pages/dashboard/contract/create.tsx
+++ b/src/pages/dashboard/contract/create.tsx
@@ -20,6 +20,7 @@ import useDashboard from "hooks/useDashBoard";
 import useSnackbarCustom from "hooks/useSnackbarCustom";
 import { useEffect, useMemo, useState } from "react";
 import { useForm } from "react-hook-form";
+import useInput from "./hooks/useInput";
 
 type AreaBoxProps = {
   title: string;
@@ -56,18 +57,22 @@ export default function ContractCreate() {
     return 0;
   }, [mode]);
 
-  const form = useForm<FormProps>({
-    defaultValues: {
-      name: "",
-      custom: "",
-      contract_code: "",
+  const input = useInput({
+    onSubmit: () => {
+      setMode("confirm");
     },
   });
 
+  const handleSubmit = () => {
+    callAPI({
+      ...input.form.getValues(),
+    });
+  };
+
   const { callAPI } = useAPICall({
     apiMethod: createContract,
     backDrop: true,
-    form,
+    form: input.form,
     onSuccess: () => {
       success("登録しました");
       setMode("done");
@@ -78,12 +83,6 @@ export default function ContractCreate() {
     },
   });
 
-  const handleSubmit = () => {
-    callAPI({
-      ...form.getValues(),
-    });
-  };
-
   useEffect(() => {
     setHeaderTitle("契約者作成");
     setTabs(null);
@@ -101,33 +100,7 @@ export default function ContractCreate() {
           <StepLabel>完了</StepLabel>
         </Step>
       </Stepper>
-      {mode === "input" && (
-        <>
-          <FormProvider
-            methods={form}
-            onSubmit={form.handleSubmit(() => {
-              setMode("confirm");
-            })}
-          >
-            <Stack spacing={2} sx={{ p: 1, m: 1 }}>
-              <AreaBox title="契約者名">
-                <RHFTextField name="name" size="small" />
-              </AreaBox>
-              <AreaBox title="契約識別子">
-                <RHFTextField name="contract_code" size="small" />
-              </AreaBox>
-              <AreaBox title="カスタム識別子">
-                <RHFTextField name="custom" size="small" />
-              </AreaBox>
-              <Stack direction="row" spacing={2}>
-                <Button variant="contained" type="submit">
-                  次へ
-                </Button>
-              </Stack>
-            </Stack>
-          </FormProvider>
-        </>
-      )}
+      {mode === "input" && input.element}
       {mode === "confirm" && (
         <>
           <Stack spacing={2} sx={{ p: 1, py: 3, m: 1, maxWidth: 500 }}>
@@ -136,15 +109,15 @@ export default function ContractCreate() {
               <TableBody>
                 <TableRow>
                   <TableCell>契約者名</TableCell>
-                  <TableCell>{form.getValues("name")}</TableCell>
+                  <TableCell>{input.form.getValues("name")}</TableCell>
                 </TableRow>
                 <TableRow>
                   <TableCell>契約識別子</TableCell>
-                  <TableCell>{form.getValues("contract_code")}</TableCell>
+                  <TableCell>{input.form.getValues("contract_code")}</TableCell>
                 </TableRow>
                 <TableRow>
                   <TableCell>カスタム識別子</TableCell>
-                  <TableCell>{form.getValues("custom")}</TableCell>
+                  <TableCell>{input.form.getValues("custom")}</TableCell>
                 </TableRow>
               </TableBody>
             </Table>
diff --git a/src/pages/dashboard/contract/detail.tsx b/src/pages/dashboard/contract/detail.tsx
index 9bf25c2..d70e9fc 100644
--- a/src/pages/dashboard/contract/detail.tsx
+++ b/src/pages/dashboard/contract/detail.tsx
@@ -1,7 +1,13 @@
-import { Box } from "@mui/material";
+import { Box, Card, Stack, formControlClasses } from "@mui/material";
 import { PageID, TabID } from "codes/page";
 import useDashboard from "hooks/useDashBoard";
-import { useEffect } from "react";
+import { useEffect, useState } from "react";
+import useInput from "./hooks/useInput";
+import { Contract, getContracts } from "api/contract";
+import useAPICall from "hooks/useAPICall";
+import useSnackbarCustom from "hooks/useSnackbarCustom";
+import useNavigateCustom from "hooks/useNavigateCustom";
+import { useParams } from "react-router-dom";
 
 export default function ContractDetail() {
   const { setHeaderTitle, setTabs } = useDashboard(
@@ -9,9 +15,61 @@ export default function ContractDetail() {
     TabID.NONE
   );
 
+  const { id: paramId } = useParams();
+
+  const { success, error, warn } = useSnackbarCustom();
+  const { navigate } = useNavigateCustom();
+
+  const [contract, setContract] = useState<Contract | null>(null);
+
+  const { callAPI: callGetContracts } = useAPICall({
+    apiMethod: getContracts,
+    backDrop: true,
+    onSuccess: ({ data }) => {
+      if (data.records.length !== 1) {
+        error("データ取得失敗");
+        navigate(-1);
+        return;
+      }
+      setContract(data.records[0]);
+    },
+    onFailed: () => {
+      error("データ取得失敗");
+      navigate(-1);
+    },
+  });
+
+  const input = useInput({
+    onSubmit: () => {
+      warn("未実装");
+    },
+    nextButtonText: "更新",
+  });
+
+  const fetch = () => {
+    if (!paramId) return;
+    callGetContracts({
+      id: paramId,
+    });
+  };
+
   useEffect(() => {
     setHeaderTitle("契約者詳細");
     setTabs(null);
+
+    fetch();
   }, []);
-  return <Box>ContractDetail</Box>;
+
+  useEffect(() => {
+    if (contract) {
+      input.setValues(contract);
+    }
+  }, [contract]);
+  return (
+    <Box>
+      <Stack>
+        <Card>{input.element}</Card>
+      </Stack>
+    </Box>
+  );
 }
diff --git a/src/pages/dashboard/contract/hooks/useInput.tsx b/src/pages/dashboard/contract/hooks/useInput.tsx
new file mode 100644
index 0000000..68899d7
--- /dev/null
+++ b/src/pages/dashboard/contract/hooks/useInput.tsx
@@ -0,0 +1,70 @@
+import { Box, Button, Stack, Typography } from "@mui/material";
+import { HasChildren } from "@types";
+import { Contract } from "api/contract";
+import { FormProvider, RHFTextField } from "components/hook-form";
+import { useForm } from "react-hook-form";
+
+type AreaBoxProps = {
+  title: string;
+} & HasChildren;
+function AreaBox({ title, children }: AreaBoxProps) {
+  return (
+    <Box sx={{ maxWidth: 500 }}>
+      <Typography variant="subtitle1">{title}</Typography>
+      {children}
+    </Box>
+  );
+}
+
+type FormProps = {
+  name: string;
+  custom: string;
+  contract_code: string;
+};
+
+type Props = {
+  onSubmit: (data: FormProps) => void;
+  nextButtonText?: string;
+};
+export default function useInput({ onSubmit, nextButtonText }: Props) {
+  const form = useForm<FormProps>({
+    defaultValues: {
+      name: "",
+      custom: "",
+      contract_code: "",
+    },
+  });
+
+  const setValues = (contract: Contract) => {
+    form.setValue("name", contract.name);
+    form.setValue("contract_code", contract.contract_code ?? "");
+    form.setValue("custom", contract.custom ?? "");
+  };
+
+  const element = (
+    <FormProvider methods={form} onSubmit={form.handleSubmit(onSubmit)}>
+      <Stack spacing={2} sx={{ p: 1, m: 1 }}>
+        <AreaBox title="契約者名">
+          <RHFTextField name="name" size="small" />
+        </AreaBox>
+        <AreaBox title="契約識別子">
+          <RHFTextField name="contract_code" size="small" />
+        </AreaBox>
+        <AreaBox title="カスタム識別子">
+          <RHFTextField name="custom" size="small" />
+        </AreaBox>
+        <Stack direction="row" spacing={2}>
+          <Button variant="contained" type="submit">
+            {nextButtonText ?? "次へ"}
+          </Button>
+        </Stack>
+      </Stack>
+    </FormProvider>
+  );
+
+  return {
+    element,
+    form,
+    setValues,
+  };
+}
diff --git a/src/pages/dashboard/contract/list.tsx b/src/pages/dashboard/contract/list.tsx
index 21edad4..165511b 100644
--- a/src/pages/dashboard/contract/list.tsx
+++ b/src/pages/dashboard/contract/list.tsx
@@ -1,5 +1,6 @@
 import {
   Box,
+  Button,
   Grid,
   Stack,
   Table,
@@ -14,6 +15,7 @@ import { Dictionary } from "@types";
 import { Contract, getContracts } from "api/contract";
 import { PageID, TabID } from "codes/page";
 import { FormProvider, RHFTextField } from "components/hook-form";
+import StackRow from "components/stack/StackRow";
 import { TableHeadCustom } from "components/table";
 import { HeadLabelProps } from "components/table/TableHeadCustom";
 import { SearchConditionContextProvider } from "contexts/SearchConditionContext";
@@ -158,6 +160,7 @@ function TableBox({ table }: CommonProps) {
   const TABLE_HEAD: HeadLabelProps[] = [
     { id: "name", label: "名前", align: "left" },
     { id: "custom", label: "カスタム", align: "left" },
+    { id: "-", label: "アクション", align: "left", needSort: false },
   ];
   const {
     order,
@@ -226,7 +229,18 @@ function Row({ data }: RowProps) {
   const { navigateWhenChanged } = useNavigateCustom();
   const { changeContractId } = useAuth();
   const { info } = useSnackbarCustom();
-  const handleClick = () => {
+
+  const handleClickEdit = () => {
+    navigateWhenChanged(
+      getPath(PageID.DASHBOARD_CONTRACT_DETAIL, {
+        query: {
+          id: data.id,
+        },
+      })
+    );
+  };
+
+  const handleClickChangeContract = () => {
     changeContractId(data.id).then((res) => {
       info("成り代わりました");
       navigateWhenChanged(getPath(PageID.DASHBOARD_OVERVIEW));
@@ -234,9 +248,17 @@ function Row({ data }: RowProps) {
   };
 
   return (
-    <TableRow hover sx={{ cursor: "pointer" }} onClick={handleClick}>
+    <TableRow>
       <TableCell>{data.name}</TableCell>
       <TableCell>{data.custom ?? "-"}</TableCell>
+      <TableCell>
+        <StackRow>
+          <Button variant="contained" onClick={handleClickEdit}>
+            編集
+          </Button>
+          <Button onClick={handleClickChangeContract}>成り代わり</Button>
+        </StackRow>
+      </TableCell>
     </TableRow>
   );
 }
diff --git a/src/types/contract.ts b/src/types/contract.ts
deleted file mode 100644
index 612d580..0000000
--- a/src/types/contract.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import { Data } from "./common";
-
-export type Contract = {
-  name: string;
-} & Data;