"Daybreak's Bell" is the thirty-third single by L'Arc-en-Ciel, released on October 10, 2007. It also has a P'unk-en-Ciel track, "Natsu no Yuutsu [Sea in Blood 2007]", a remake of their fourth single "Natsu no Yuutsu [Time to say Good-bye]". It debuted at number 1 in the Oricon singles sales chart

Oricon

, established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics and information on music and the music industry in Japan. It started as , which was founded by Sōkō Koike in November 1967 and became known for its music charts. Oricon Inc...

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This song serves as the first opening for the anime Mobile Suit Gundam 00

Mobile Suit Gundam 00

is an anime TV series, the eleventh incarnation of Sunrise's long-running Gundam franchise consisting of two seasons. It is directed by Seiji Mizushima and written by Yōsuke Kuroda, and features character designs by Yun Kōga. The twenty-five episode season was officially announced by Sunrise...

, and the ending songs for the final episodes of both seasons. The first press versions of this single include Gundam 00 memorabilia. The Gundam 00 opening version is also playable in the Nintendo DS

Nintendo DS

The is a portable game console produced by Nintendo, first released on November 21, 2004. A distinctive feature of the system is the presence of two separate LCD screens, the lower of which is a touchscreen, encompassed within a clamshell design, similar to the Game Boy Advance SP...

 game Meccha! Taiko no Tatsujin DS: 7tsu no Shima no Daibouken

Meccha! Taiko no Tatsujin DS: 7tsu no Shima no Daibouken

is a game by Namco for the Nintendo DS. .It is the second game for the Nintendo DS in the Taiko no Tatsujin series and it was released only in Japan....

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Track listing

#	Title	Lyrics	Music
1	"Daybreak's Bell"	Hyde	Ken
2	"	Tetsu	Ken
3	"Daybreak's Bell. (Hydeless Version)"	‐	Ken
4	"	‐	Ken

Oricon sales chart (Japan)

Daily rank	Weekly rank	Sales
1	1	179,000