ramu

ラraムmu is a Progressive Web App to practice reading and listening to Japanese numbers. The name reflects its purpose: achieving RAM (Random Access Memory) to numbers, as opposed to sequential memory (1, 2, 3…).

Try it now • GitHub • Blog post

Features

• Practice with both Arabic (123…) and Japanese (一二三…) numerals
• Two practice modes: reading and listening comprehension
• Configurable number ranges (from 0 to over 100,000,000)
• Counter word practice (個、本、匹…)
• Works offline as a Progressive Web App
• Full keyboard control (space/→ for next, esc to stop)
• Screen reader friendly for Arabic numeral practice