The problem we kept noticing Braille is everywhere in Japan — train handrails, elevator buttons, pill packaging, ATM panels. Most people walk past it without a second thought. We kept wondering: what would it take to make that text readable to anyone with a camera? That's how TenjiScan started. Not as an accessibility platform, but as a focused answer to one specific question. How it works The core is Apple's Vision framework combined with a custom two-signal pipeline that interprets braille dot patterns. Point your camera at a surface, the app parses the dot grid and outputs Japanese or English text. The processing happens entirely on-device. Since v4.0.0, no image is ever sent to a server. We made this a hard constraint — braille appears on personal items like medication boxes, and we didn't want users to need to trust a cloud service just to read a label. Supported formats: JIS Japanese braille and UEB Grade 1 English braille.…