“Effective” in Japanese
Short answer
Effective in Japanese is “有効” (yuukou). Full meaning: valid, effective; yuko (judo).
Other ways to say “Effective” in Japanese
効果的
koukateki effective, successful
エフェクティブ
efekutibu effective
ゆうこう
yuukou valid, effective; yuko (judo)
有こう
yuukou valid, effective; yuko (judo)
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