About

Indie app developer from Japan, building apps that make everyday life a little better. Released 10+ apps across iOS and Android, with a focus on user experience and playful design. Currently working on RPGDiary (an AI-powered journaling app) and Hottoly (a private family communication app). Background in mobile development (Swift, Flutter, Kotlin) and web (React, Next.js). Also a huge fan of escape rooms and mystery games.

Badges

Tastemaker
Tastemaker
Gone streaking
Gone streaking

Forums

YOKKO

6h ago

Hottoly - Stay close to loved ones with mood sharing and stories

Hottoly is a private family communication app that lets you share moods, stories, and daily moments with your closest people. No social pressure, no public feeds — just a gentle way to stay connected. Share how you feel with colorful mood stamps, post stories within private groups, and check in on loved ones through a simple timeline. With home screen widgets, you can see their mood without even opening the app. Free on iOS and Android, supporting 10+ languages.
YOKKO

6h ago

RPGDiary - Chat with AI characters and your diary writes itself

RpgDiary transforms journaling into an exciting RPG adventure. Chat with 30+ unique AI characters about your day — they ask thoughtful questions, and your diary is automatically generated. With levels, XP, and AI-generated illustrations, staying consistent has never been this fun. Free on iOS and Android, supporting 16 languages.
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