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Developer
Yoshiaki Hirokawa
5 apps found on charts
0 total ratingsAvg ★ 0.001 currently charted
Apps by This Developer
By review count · Rank shows the best country·category rank on the latest collection date
Up&Down TimerUtilities
Released 2025-11-25 · ★ 0.0 (0)
Not charted
ひきざんカード2 小学一年生 計算カードEducation
Released 2025-12-03 · ★ 0.0 (0)
Not charted
SwimStart: Reaction TrainerSports
Released 2026-06-16 · ★ 0.0 (0)
Not charted
Counter ‑ Tally & CountUtilities
Released 2026-07-01 · ★ 0.0 (0)
Not charted
FishRuler: Fish Size MeasureSports
Released 2026-06-18 · ★ 0.0 (0)
#91
US · Sports
TIP
A successful small developer's portfolio is an idea playbook. Look at which category they started in, what variations followed their hit, and which apps failed — you'll see validated strategy patterns.