bu-nyan

Get a browser notification when bu-nyan releases a new app.

Apps: 14

Total installs: 12K

Latest release: Aug 15, 2026

How this developer operates

Carrier title Flashlight holds 85% of the developer's installs — a one-app developer
Hit rate 0% of launches reach 100k installs (0 of 14 at least 30 days old)
Release rhythm a new app every ~1.1 years on average
Maintenance 5 of 14 apps updated in the last 90 days · last update 9 days ago · updates every ~107 days

Same company, other accounts · 川合孝次

Developer names that share this developer's legal name, contact e-mail or website in the store.

KOUJI KAWAI 42 · 155K

Listings that changed hands

App	Direction	Counterparty	When
Calculator	renamed	KOUJI KAWAI	Nov 10, 2026
BleAdvertiser	renamed	KOUJI KAWAI	Nov 10, 2026
Barcode Compare	renamed	KOUJI KAWAI	Nov 10, 2026
Background Eraser AI	renamed	KOUJI KAWAI	Nov 10, 2026
AI Face Morpher	renamed	KOUJI KAWAI	Nov 9, 2026
100名城ナビ-日本百名城スタンプ帳-	renamed	KOUJI KAWAI	Nov 9, 2026
電力メーター	renamed	KOUJI KAWAI	Nov 9, 2026
郵便番号簡単検索	renamed	KOUJI KAWAI	Nov 9, 2026
道の駅ナビ - ドライブ・旅行の検索＆チェックイン	renamed	KOUJI KAWAI	Nov 9, 2026
花暦（はなごよみ） - AI植物識別とお世話記録	renamed	KOUJI KAWAI	Nov 9, 2026
色見本	renamed	KOUJI KAWAI	Nov 9, 2026
第71回関東支部研究発表大会	renamed	KOUJI KAWAI	Nov 9, 2026
東北電力メーター	renamed	KOUJI KAWAI	Nov 9, 2026
日本百名橋ナビ - 訪問記録・スタンプ帳	renamed	KOUJI KAWAI	Nov 9, 2026
日本百名山スタンプ帳	renamed	KOUJI KAWAI	Nov 9, 2026
日本国憲法	renamed	KOUJI KAWAI	Nov 9, 2026
日本の滝100選ナビ	renamed	KOUJI KAWAI	Nov 9, 2026
四字熟語辞典	renamed	KOUJI KAWAI	Nov 9, 2026
割引検索forAmazon	renamed	KOUJI KAWAI	Nov 9, 2026
九州電力メーター	renamed	KOUJI KAWAI	Nov 9, 2026
ライブカメラマップ - リアルタイム映像で天候・交通状況確認	renamed	KOUJI KAWAI	Nov 9, 2026
ドレミボイス	renamed	KOUJI KAWAI	Nov 9, 2026
スマホニュース - 爆速＆シンプルな軽量ニュースまとめ	renamed	KOUJI KAWAI	Nov 9, 2026
ショッピングサーチ	renamed	KOUJI KAWAI	Nov 9, 2026
れしぷり (Receipt Photo Printer)	renamed	KOUJI KAWAI	Nov 9, 2026
お遍路ナビ - 四国八十八箇所巡り・スタンプ帳・マップ	renamed	KOUJI KAWAI	Nov 9, 2026
おみくじ	renamed	KOUJI KAWAI	Nov 9, 2026
おうちに帰ろう！	renamed	KOUJI KAWAI	Nov 9, 2026
point2point	renamed	KOUJI KAWAI	Nov 8, 2026
mirrorphoto	renamed	KOUJI KAWAI	Nov 8, 2026
kaleidoscope	renamed	KOUJI KAWAI	Nov 8, 2026
chime	renamed	KOUJI KAWAI	Nov 8, 2026
Yomita -ヨミタ-	renamed	KOUJI KAWAI	Nov 8, 2026
YESNOボタン	renamed	KOUJI KAWAI	Nov 8, 2026
WhichPrice	renamed	KOUJI KAWAI	Nov 8, 2026
Voice Token	renamed	KOUJI KAWAI	Nov 8, 2026
TopKeep	renamed	KOUJI KAWAI	Nov 7, 2026
Stride Flow	renamed	KOUJI KAWAI	Nov 7, 2026
Smart Bingo	renamed	KOUJI KAWAI	Nov 6, 2026
Shiori / 栞	renamed	KOUJI KAWAI	Nov 6, 2026

All apps

App	Style	Rating	Installs	Released
Flashlight	Tools	—	10,000+	Oct 1, 2012
CollagePop	Tools	—	500+	Oct 25, 2014
English-Japanese dictionary	Education	—	100+	May 7, 2019
Kanken Master	Education	—	100+	Feb 13, 2026
Dam Card Navi - Japan Dam Map	Travel & Local	—	100+	Jul 4, 2026
GeoLog	Lifestyle	—	100+	Oct 26, 2025
Ichinomiya Pilgrimage Navi	Travel & Local	—	100+	Jul 3, 2026
Escape Call	Lifestyle	—	50+	Jan 15, 2026
NoteStream	Music & Audio	—	10+	Aug 15, 2026
Japan's 100 Exquisite Waters!	Travel & Local	—	10+	Jul 11, 2026
QRコードリーダー Pro - 高速スキャン＆履歴管理	Tools	—	10+	Apr 11, 2026
Moment Days	Lifestyle	—	5+	Feb 25, 2026
Field Link	Business	—	5+	Jan 10, 2026
QuickMemo SimpleWidgetNotepad	Tools	—	0+	Aug 13, 2026