Kiiro 5 (黄色5; Yellow 5) was one of the original Hello! Project shuffle groups in 2000 along with Akagumi 4 and Aoiro 7. The theme of the shuffles were based on colors, theirs being yellow. The group was led by Abe Natsumi.

Their song was Kiiroi Osora de BOOM BOOM BOOM. The song was released on 8cm CD single (EPDE-1071 ), and was also released on Petit Best ~Ki Ao Aka~. Kiiro 7 members Heike Michiyo and Abe Natsumi released a solo versions of "Kiiroi Osora de BOOM BOOM BOOM" on their albums For ourself ~Single History~ and Hitoribocchi, respectively. The single reached #3 on the weekly Oricon charts and charted for ten weeks, selling 475,970 copies. It also reached #53 on the yearly Oricon charts for 2000.

When T&C Bomber disbanded, RuRu left the group and her lines were given to Kago Ai.

MembersEdit

From Morning Musume:

• Abe Natsumi (leader)
• Yasuda Kei
• Kago Ai (2nd Generation)

From Taiyo to Ciscomoon / T&C Bomber:

• RuRu

From Coconuts Musume:

• Kimura Ayaka

Soloist:

• Heike Michiyo

DiscographyEdit

SingleEdit

• [2000.03.08] Kiiroi Osora de BOOM BOOM BOOM (黄色いお空でBOOM BOOM BOOM)

CompilationsEdit

• [2000.04.26] Hello Project - Petit Best ~Ki Ao Aka~ (#2 Kiiroi Osora de BOOM BOOM BOOM)
• [2008.12.10] Hello Project - Hello! Project Shuffle Unit Mega Best (#1 Kiiroi Osora de BOOM BOOM BOOM)

DVDsEdit

• [2000.05.24] DVD The Ki Ao Aka