Marimo Grow: Walk to Grow Pet

Watch your Marimo grow bigger every time you walk!

■ Walk to Grow
Just carry your phone and walk — your Marimo will slowly grow bigger.

■ Collect Mutant Marimo
From common to ultra-rare, dozens of unique Marimo variants are waiting. Spin the gacha and complete your collection.

■ Shiny & Rainbow Variants
Every Marimo has a shiny version — and some even have an ultra-rare rainbow form.

■ Discover in the Aquarium
Random items appear in your aquarium. Collect coins and "Rainbow Extract" to power up efficiently.

■ Special Bonus Events
Rare spawns can reward you with valuable items!

■ Track Your Steps
View your daily, weekly, monthly, and yearly step history with easy-to-read charts.