This is the first album recorded in Japan since their debut.
This is a reissue of the fourth album released in 1975. It contains 10 songs in total, including singles such as "Utsuro na Ai" and "Jungle Jim."
Many famous musicians participated in this work, including Kiyoshi Sugimoto, Shuichi Murakami "Ponta", Jun Fukamachi, Chuei Yoshikawa, Kenji Takamizu, Shigeru Suzuki, and Haruomi Hosono. The sound of insects heard in the single "Jungle Gym" is a recording of natural sounds from Hachioji.
