Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
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Vocabulary
N1
Day 61
夜中
New
Sino-Japanese
夜中
夜中
やちゅう
overnight, during the night
noun
Sino-Japanese
Lv.6
Again
1
Hard
2
Good
3
Easy
4
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