Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
App Store
Google Play
Vocabulary
N5
Day 10
ゼロ
New
ゼロ
ゼロ
ぜろ
zero
noun
loanword
Lv.1
Again
1
Hard
2
Good
3
Easy
4
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