Pocketbook Appendix is english version of Techo-no-furoku(手帳の付録).
This application is like the Japanese pocketbook appendix.
It has a lot of information on Japan and more than Pocketbook Appendix.

[Contents]
- Age table
- Conversion table
- Postal charges
- Emergency number
- Japanese holiday
- Rokuyō
- Prefectures of Japan
- Country number
- Time difference
- Writing of letter
- Noshigami
- Calendar (Koyomi)
- Solar system
- The twelve signs of the zodiac
- Language of flowers
- Long-lived celebration
- Wedding Anniversary

"Pocketbook Appendix+" (paid version) contents
- The symbol of an element
- Size table
- Web color code
- Yakudoshi
- Stamp duty
- The 24 Solar Terms
- Paper size

The paid version will not see advertising.

// Option A //

To download Pocketbook Appendix mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Pocketbook Appendix mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Pocketbook Appendix from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Pocketbook Appendix in HappyMod App.