YH Diary vs Mamuri

A personal library where every day forms a page in your story. Pick a sticker for your mood today and record what happened. A month's worth of journal entries turns into a unique book, taking its place on your library shelf.

Mamuri is a quiet space to record your emotions, one day at a time. How are you feeling today? Good, okay, not great, overwhelmed, complicated — start your day with one of five emotion stickers. ▶ Record your feelings Express today’s mood with cute emotion stickers, and capture more detailed emotions like excitement, gratitude, anxiety, or longing. ▶ Decorate it like a scrapbook Add photos, place stickers, and choose paper themes to create a journal page that feels like your own. ▶ An AI companion stays with you When you write, your companion “Mamuri” responds with warmth. No judgment, no pressure — just a gentle space to be heard. ▶ Reflect on your emotional flow Use the emotion calendar and weekly/monthly reports to quietly look back on how your feelings have changed over time. ▶ Make it more special with Premium · Create your own custom stickers · Unlock extended AI conversations · Use special paper themes · Access advanced emotion reports Mamuri does not replace therapy or professional support. If you are going through a difficult time, please seek help from a qualified professional or local support service. Thank you for making it through today with Mamuri.