Hatsumi-Rhythm score generator

Practice rhythm score (single line score) is randomly generated with various themes. The app generate it every time the app display it, so you can always read it at first look. You can improve your reading ability by reading a lot of rhythm score at first look. This app was created for practicing drums, but it can also be used to practice other instruments.

[How to use]
- The score screen
A phrase is generated and displayed according to the set theme. The time is 4/4. At startup, the phrase displayed last time is displayed. When you press the "generate" button, the phrase will be regenerated and displayed.

- The theme setting screen
Choose a theme. Press the theme list to display the score screen.

- The app settings screen
It can be displayed from the "Menu" button on the score screen. Various settings can be changed.
* Number of bars per line : Specify the number of measures per line. If you reduce it, the generated phrase will be too long to display when you return to the score screen, so please regenerate it.
* Turn the screen upside down vertically : Display the screen vertically upside down. Use this, for example, if you want to place the device on a music stand with the bottom terminal as the top terminal. Depending on the device, the display area may become smaller and the number of displayable measures may decrease.

[How to use for practicing playing at first look]
Select the first theme to display the musical score. Play the metronome at an easy-to-hit tempo and you play. When you can play to the end, the score will be displayed again. Once you're easy to play, change the theme or increase the tempo to gradually increase the difficulty.

[Terms of use]
- Please use this app at your own risk. The app creator is not responsible for any problems, damages, defects, etc. that may arise from using this app.
- You may also use this app at music classes or events. There is no need to obtain permission from the app creator.
- You may publish screen images and operating videos of this app on SNS and other internet sites. There is no need to obtain permission from the app creator.
- Redistribution of part or all of the program of this application is not permitted.
- The copyright of this app belongs to the app creator.

[Developer twitter]
https://twitter.com/sugitomo_d
(Mostly in Japanese.)

Recent changes:
3.17.0 (July 6, 2025)
Upgraded the target version of Android to version 16.0.
The entire design of the app has been changed.
The "OK" and "Cancel" buttons on the app settings screen have been abolished.
You can now delete notification messages by swiping right.

You can see the history of updates on the following website.
https://www.tomokosugimoto.net/drum/app/hatsumi/index_en.html#history