421: A Will

"421-a will-"
Single by Kotoko
from the album Garasu no Kaze (A-side) Uzu-Maki (B-side)
B-side	Shuusou
Released	October 13, 2005
Format	Maxi
Genre	J-pop, pop-rock, electronica
Length	21:38
Label	Geneon
Producer(s)	I've Sound
Kotoko singles chronology
"Radiance / Chi ni Kaeru: On the Earth" (2005) "421-a will-" (2005) "Being" (2006)

"421-a will-" is Kotoko's fourth maxi single under Geneon Entertainment. The title track was used as a TV commercial song for dwango's Iro Mellow Mix (いろメロミックス) and the opening theme for Pocket Radio's Kotoko to Tokotoko Tankenki. The B-side, "Shuusou", is the ending theme for Kotoko to Tokotoko Tankenki.

Track listing

1. 421-a will- -- 4:54

   Composition: Tomoyuki Nakazawa

   Arrangement: Tomoyuki Nakazawa, Takeshi Ozaki

   Lyrics: Kotoko

2. 秋爽 / Shuusou -- 5:56

   Composition: C.G mix

   Arrangement: C.G mix

   Lyrics: Kotoko

3. 421-a will- (Karaoke) -- 4:54
4. 秋爽 /Shuusou (Karaoke) -- 5:54

Charts and sales

Oricon Ranking (Weekly)	Sales
16	13,667