Kanashiki Heaven

"Aitai Aitai Aitai na" Regular Edition Cover

"Kanashiki Heaven" is a song recorded by °C-ute, sung by Suzuki Airi and Okai Chisato while Yajima Maimi, Nakajima Saki, and Hagiwara Mai perform as back dancers. It appears on the limited A and regular editions of the single "Aitai Aitai Aitai na" as track #2.

Disambiguation

There are currently five versions of "Kanashiki Heaven" to be found in °C-ute and Hello! Project's discography. These versions are:

Kanashiki Heaven (Original): Found on the limited A and regular editions of the "Aitai Aitai Aitai na" single as track #2.
Kanashiki Heaven (Suzuki Part Ver.): Found on the limited A edition of the "Crazy Kanzen na Otona" single as track #4. This version features only Suzuki Airi's vocals.
Kanashiki Heaven (Okai Part Ver.): Found on the limited A edition of the "Crazy Kanzen na Otona" single as track #5. This version features only Okai Chisato's vocals.
Kanashiki Heaven (Instrumental): Found on the limited A edition of the "Crazy Kanzen na Otona" single as track #6. This is the standard version without the main vocals.
Kanashiki Heaven (Single Version): Found on the "The Power / Kanashiki Heaven (Single Version)" single as track #2.