Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
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Vocabulary
Non-JLPT
Day 166
ペンタゴン
New
ペンタゴン
ペンタゴン
ぺんたごん
Pentagon (US Department of Defense), pentagon
noun
loanword
Lv.6
Again
1
Hard
2
Good
3
Easy
4
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