Large numbers aren’t all multiples of 万 (i mean, everything is a multiple of something), Japan just uses the long scale (ie 4 zeros to the comma). So you have 10 man, 100 man, 1000 man, and after that is oku, cho, etc, all of which go to 1000 before the next number word.
Large numbers aren’t all multiples of 万 (i mean, everything is a multiple of something), Japan just uses the long scale (ie 4 zeros to the comma). So you have 10 man, 100 man, 1000 man, and after that is oku, cho, etc, all of which go to 1000 before the next number word.
https://en.wikipedia.org/wiki/Long_and_short_scales