
Learn Japanese numbers
Myriad scale, counter words, and dual readings for every number.
Real-world situations you'll practice
🕐Telling time
💰Currency & prices
📅Dates
📞Phone numbers
🎂Ages
🌡️Temperature
➗Arithmetic
📏Measurement
⏱️Duration
½Fractions
🔢Decimals
%Percentages
🏅Ranking
🧮Counter words
See it in action


Start learning Japanese numbers
Free to start — count from 1 to 10 right away. Sifrad Plus unlocks the full journey.
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Number System
Scale
Myriad
Grouping
By 4
Decade base
Decimal
Word order
Tens-units
Construction
Additive
What makes Japanese numbers unique
1
Myriad scale: 万 (man, 10⁴) and 億 (oku, 10⁸)
2
Counter words required when counting objects (人, 冊, 枚, つ)
3
On/kun dual readings: 4 = し/よん, 7 = しち/なな, 9 = く/きゅう
4
Kanji numerals alongside Arabic digits