90秒で分かるBJT ビジネス日本語能力テストって何だろう?

日本語を勉強している海外の方が受験する日本語能力試験としてビジネス日本語に特化したBJT ビジネス日本語能力テストがあります。90秒動画でBJTについて解説します!
Learn about “Omotenashi” Culture in Japan in 90 seconds Learn about “Omotenashi” Culture in Japan in 90 seconds
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