# 勉強時間 記録 > An app for recording study time. Calculates study time from the start date and time and end date and time. Canonical page: [https://chrome-stats.com/d/tokyo.yuz.study\_time](https://chrome-stats.com/d/tokyo.yuz.study_time) ## Overview - **ID:** `tokyo.yuz.study_time` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** メモ 記録 アプリ ダイエットや目標を記録 お買い物メモ - **Category:** EDUCATION - **Downloads:** 2,231 - **Last updated:** 2026-08-25 - **First published:** 2026-05-31 - **Publisher country:** JP - **Data as of:** 2026-09-23 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=tokyo.yuz.study_time) - **Website:** [https://yuz.tokyo/study\_time/](https://yuz.tokyo/study_time/) - **Privacy policy:** [https://yuz.tokyo/%e3%82%a2%e3%83%97%e3%83%aa%e6%8f%90%e4%be%9b%e8%80%85%e3%83%97%e3%83%a9%e3%82%a4%e3%83%90%e3%82%b7%e3%83%bc%e3%83%9d%e3%83%aa%e3%82%b7%e3%83%bc%ef%bc%88android%ef%bc%89/](https://yuz.tokyo/%e3%82%a2%e3%83%97%e3%83%aa%e6%8f%90%e4%be%9b%e8%80%85%e3%83%97%e3%83%a9%e3%82%a4%e3%83%90%e3%82%b7%e3%83%bc%e3%83%9d%e3%83%aa%e3%82%b7%e3%83%bc%ef%bc%88android%ef%bc%89/) ## Description Study time is calculated and displayed based on the start date and time and end date and time.
Displays study time in line graphs and bar graphs.

・Record the start date and time of study
1. Tap the "Study" button.
If you press/tap for a long time, step 2/step 3 will be skipped.
The current date and time will be set.
2. Select the year, month, and day and tap "Next".
3. Enter the time and tap OK.


・When recording the end date and time of study
1. Tap the "Study end date and time" button in the end date and time column of the table.
If you press/tap for a long time, step 2/step 3 will be skipped.
The current date and time will be set.
2. Select the year, month, and day and tap "Next".
3. Enter the end time and tap "Done".

▼ Sorting order
You can change the sort order of the table by tapping the icon (3) on the right side of the table.

▼Subjects
You can enter the subject by tapping the subject field in the table.

▼Contents
You can add a memo by tapping the content from the menu on the right side of the table.

▼Study time
The study time in the table is automatically displayed based on the start date and time and end date and time.

▼Setting the start time
Set the time input by setting the start time.

▼Setting end time
Set the time input in the end time setting.

▼Course list settings
Add subjects to the subject list in the subject list settings.

▼PDF file creation
Create a PDF file from the displayed screen.
You can create a PDF file that specifies the year and month and includes the start date and time, end date and time, study time, subject, and content.
If you want to print, please send it to the drive of the application that can print, and then print.

▼CSV file creation
Create a CSV file by specifying user/year/month.
You can create a CSV file that includes start date and time, end date and time, study time, subjects, and content.

▼Add new user
You can record separately by adding a name from Add New User.
Enter the user's name and group name (can be blank).
To edit, tap the table from User Edit to open the editing screen.
You can switch users by tapping the user switching button in user switching.

▼Graph
Tap the graph to display the selection screen.
You can select and display the following screens.

・Monthly graph
・Study time graph
・Study time rhythm chart
・Annual total/average/graph
・Full period graph

▼Dark theme
When you turn on the dark theme, the screen display changes to a color scheme based on black.
When set to OFF, the screen display will be based on normal white.

▼If you want to delete all records
From the top right menu, select Erase all data
You can delete all records.


▼Model change data transfer
When you tap "Model change data transfer" in the menu, the following selection screen will be displayed.
・File creation (create a backup file for model change)
・Restore (Restore data from backup file)

Step A. Steps to create a backup file
1. Tap "Model change data transfer" in the menu.
2.Tap Create file.
3.Tap "Create file" on the confirmation screen.
4.Tap "Select app" on the sending screen.
5.Tap “Save to Drive”.

Step B. Restore (Restore data from the backup file in Step A)
1. Launch Google Drive on your new smartphone/tablet, select the backup file, and tap "Download" from the menu.
2. Install this app from Google Play on your new smartphone/tablet. Launch the app.
3. Tap "Model change data transfer" in the menu.
4.Tap Restore.
5. Tap the file you want to restore from the list of files to restore.


[Especially recommended for these people! ]

People who want to manage their study time for free
People who want to check their study time in a graph
People who like simple study apps
People who want to know the total study time
People who want to check which month they spent the most time studying
People who are thinking about managing their study time
People who want to display study time graphs for free
People who have never managed their study time before
People who are concerned about studying too much
People who want to manage study time by name
People who want to check their study time every year ## Rankings - #926,713 — Overall ## Similar extensions and apps - [学習時間](https://chrome-stats.com/d/tokyo.sinagawa.learning_record) - [StudyJournal – Log & Timer](https://chrome-stats.com/d/com.solkobo.studyjournal) — 4,815 users - [勉強時間記録帳：Study Gauge](https://chrome-stats.com/d/jp.makotsait.tka.study) — 37,927 users - [科目別勉強タイマー-学習時間記録アプリ](https://chrome-stats.com/d/com.stella.study_timer) — 154 users - [シンプルな勉強時間記録アプリ](https://chrome-stats.com/d/com.to.studytimetracker) — 764 users - [勉強したよ](https://chrome-stats.com/d/fm.veritascell.benkyoushitayo) — 2 users - [勉強（練習）時間管理のための累積時間レコーダー](https://chrome-stats.com/d/jp.aa1.AccumulatedTimeRecorderA) — 134 users - [食事時間 記録](https://chrome-stats.com/d/tokyo.yuz.meal_time) — 196 users - [作業時間 記録](https://chrome-stats.com/d/tokyo.yuz.production_time) — 56 users - [勉強タイマー](https://chrome-stats.com/d/jp.gr.java_conf.timer5000time) — 67 users - [勉強しよ 〜勉強時間記録・勉強時間管理〜](https://chrome-stats.com/d/org.macho.worktimemanager) — 6,555 users - [ゲーム プレイ時間 記録](https://chrome-stats.com/d/tokyo.yuz.game_time) — 198 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/tokyo.yuz.study_time)