Into the Dream
An example image.
Lyricist Yosui Inoue
Composer Yosui Inoue
Arranger Shinkichi Mitsumune
Singer Atsuko Enomoto, Chihiro Suzuki
Release date March 1, 1973

Into the Dream (夢の中へ Yume no Naka e) is the song used in most of the His and Her Circumstances anime's ending credits. The song was first released as part of an album containing another song in March 1973, far before His and Her Circumstances came to exist.