Every product, at every stage.

A Japanese-language Android app that shows the balance and last 20 transactions of transit IC cards such as Suica, PASMO, ICOCA, and PiTaPa when you hold a card to the back of your phone. Cards you read are saved on your device, and you can name them to check back later. It has no permission to connect to the internet, never writes to cards, and has no ads or sign-up. Available on Google Play in Japan only.

• ANDROID
• JP ONLY

A note app for writing without stopping: no folders or file names, just open it and write on a single page. Available for macOS and Android. Notes are end-to-end encrypted on your device before syncing, so not even the operator can read them. No account required.

• MAC
• ANDROID

An Android keyboard that makes AI chats, AI agents, and terminals easier to use. It adds Control, Option, Command, Esc, Tab, and arrow keys, plus one-tap slash commands, trackpad control, and Japanese input via Mozc. It has no permission to connect to the internet.

• ANDROID

A free Japanese-language browser tool for creating in-store signs. Choose a template for sales, prices, opening hours, hiring, and more; add text or prices; then print it on A4, A5, or B5 paper. No registration required.

• WEB
• JP ONLY

A growing collection of LINE stickers pairing distinctive characters with phrases that spark everyday conversations. Browse the complete collection on our creator page.

• LINE

ClipShare syncs clipboard text both ways between Mac and Android, so you can copy on one device and paste on the other. It works over the same Wi-Fi or a private network you run yourself. No cloud or account: paired devices connect directly with TLS encryption.

• MAC
• ANDROID

A Chrome extension that shows which analytics and advertising tags are embedded in a web page. It detects Google Tag Manager, Google Analytics, ad tags, social media pixels, and more, down to their tag IDs.

• CHROME

A Chrome extension that hides your profile image, display name, @username, and bio with one click when you use X at work, school, or around other people.

• CHROME

A free suite of browser-based utilities for web teams. Handle everyday research and operations quickly in your browser, from DNS, WHOIS, and domain and hosting checks to QR code generation and IP address and network information.

• WEB