無我 むが夢中 むちゅう
mugamuchū

Noun

1. losing oneself (in); being absorbed (in); forgetting oneself

Yojijukugo
わたくし無我 むが夢中 むちゅう部屋 へや した。
watashiwa mugamuchūde heyao tobidashita
I ran out of the room without knowing what I was doing.
Other forms: