noun
one-on-one lesson; private lesson
Wasei-eigo from 'man-to-man lesson'. Refers to a lesson where one teacher instructs one student, often used for private tutoring or individual instruction.
wasei-eigo (Japanese-coined English), from man-to-man lesson
英会話学校でマンツーマンレッスンを受けています。
I'm taking one-on-one lessons at an English conversation school.
マンツーマンレッスンだと、自分のペースで学べます。
With private lessons, you can learn at your own pace.