Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
App Store
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Vocabulary
N3
Day 14
心臓
New
心臓
心臓
しんぞう
heart (organ)
noun
Sino-Japanese
Lv.3
Again
1
Hard
2
Good
3
Easy
4
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