Ko
(
コ
)
tsu
(
ツ
)
Ko
(
コ
)
tsu
(
ツ
)
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Vocabulary
Non-JLPT
Day 74
老朽化
New
老朽化
老朽化
ろうきゅうか
aging (of buildings), deterioration
noun
Sino-Japanese
Lv.5
Again
1
Hard
2
Good
3
Easy
4
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