Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
App Store
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Vocabulary
Non-JLPT
Day 150
元栓
New
元栓
元栓
もとせん
main valve (gas or water)
noun
hybrid word
Lv.5
Again
1
Hard
2
Good
3
Easy
4
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