Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
App Store
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Vocabulary
N2
Day 2
集合
New
集合
集合
しゅうごう
gathering, assembly, set (math)
noun
Sino-Japanese
Lv.3
Again
1
Hard
2
Good
3
Easy
4
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Space flip · 1–4 grade · ← → move
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