- Area K (エリアK)
- Akimoto Yasushi
- Other Information
- Arrangement: Muto Seiji
- Team A: Iwasa Misaki, Ooya Shizuka, Kuramochi Asuka, Nakata Chisato, Nakaya Sayaka, Matsubara Natsumi
- Team K: Akimoto Sayaka, Umeda Ayaka, Tanabe Miku, Nakatsuka Tomomi, Nonaka Misato, Yonezawa Rumi
- Team B: Kobayashi Kana, Sato Amina, Sato Natsuki, Suzuki Mariya, Chikano Rina, Hirajima Natsumi, Masuda Yuka
There are currently two versions of "Area K" to be found in AKB48's discography. These versions are:
- Area K (Original)
- Found on the Type-B edition of the "Sakura no Ki ni Narou" single as track #3.
- Area K off vocal ver.
- Found on the Type-B edition of the "Sakura no Ki ni Narou" single as track #6. This is the standard version without the main vocals.
- STUDIO48: "Area K" lyrics