About this app

Master Japanese Onomatopoeia with Onoma Step! Learn over 1,200 Japanese onomatopoeia (擬音語) and mimetic words (擬態語) - essential vocabulary that brings your Japanese to life! KEY FEATURES 1,200+ Authentic Words • Curated from JMdict, Japan's most trusted dictionary • Covers sounds, emotions, movements, and states • Real Japanese sentences for context Quiz Mode • Test your knowledge • Multiple choice questions • Track your scores PERFECT FOR • JLPT N3-N1 learners • Manga and anime fans • Anyone wanting natural Japanese • Intermediate to advanced students DATA SOURCE All vocabulary data is sourced from JMdict, the renowned Japanese-English dictionary project, ensuring accuracy and reliability.

Latest release

What’s New

Version 1.0.5 Dec 28, 2025

Switched from banner/interstitial ads to rewarded ads

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking