isalo Debuts at #1 in Japan's Entertainment App Charts

Overview

On September 17, 2026, the Japan App Store's Entertainment category showcased some significant movements in its Top Free Apps chart. Notably, isalo - 映画記録アプリ made a remarkable entry at the top position, demonstrating the dynamic nature of the app landscape in Japan.

Top Climbers

Several apps made impressive gains this week, highlighting the competitive environment of the App Store charts:

• StoryReel: ショートドラマ＆映画見放題 climbed to #7 (up from #38, +31 positions).
• INI Official Light Stick moved up to #22 (previously #37, +15 positions).
• buzoon(バズーン) - 推しとAIキャラチャットSNS reached #20 (up from #24, +4 positions).
• BUMP - ショートドラマ / Short Drama improved to #14 (previously #16, +2 positions).
• キャラぷ - 物語はキミ次第・AIチャット rose to #30 (up from #32, +2 positions).

New Entries

The chart also welcomed a new leader:

• isalo - 映画記録アプリ debuted at #1, marking a strong entrance in the entertainment space.

Top Performers

Other notable apps holding strong positions in the top ranks include:

• isalo - 映画記録アプリ - #1
• U-NEXT - 映画やドラマ、アニメなどの動画が見放題 - #2
• zeta - AIキャラ・あなたの推しとロールプレイチャット - #3
• TikTok Lite - #4
• TikTok ティックトック - #5
• DramaWave - 日本 / 韓国 / 人気短編ドラマ - #6
• StoryReel: ショートドラマ＆映画見放題 - #7
• TVer(ティーバー) 民放公式テレビ配信サービス - #8
• Netflix - #9
• NetShort - 人気短編ドラマ - #10

Notable Drops

Some applications experienced declines in their rankings:

• DramaBox（ドラマボックス） -ショートドラマ見放題 slipped to #17 (down from #11, -6 positions).
• ABEMA(アベマ) 新しい未来のTV fell to #21 (previously #15, -6 positions).
• GoodShort(グッドショート)-ショートドラマいつでも dropped to #23 (down from #17, -6 positions).
• Amazon Prime Video fell to #11 (down from #6, -5 positions).
• DramaWave - 日本 / 韓国 / 人気短編ドラマ also dropped to #6 (previously #2, -4 positions).

As the competitive landscape of iOS apps continues to evolve, developers must stay vigilant and responsive to these changes in the App Store charts. The Entertainment category, in particular, remains a hotbed for innovation and user engagement, making it a prime focus for app developers aiming to succeed in the Japan App Store.