How do you spell 16 in Japanese?

There are two ways to spell 16 in Japanese, depending on whether you're using kanji (Chinese characters) or the Japanese numeral system:

Kanji: 十六 (じゅうろく) - pronounced "juuroku"

Numeral System: 十六 (じゅうろく) - pronounced "juuroku"

Both ways use the same characters and pronunciation, but the first way is more common in formal settings.