Start off with my favourite.
Gingham Check - A foreigner trolling of Japan's impressions of movies? Fantastic fun!
And all the classics.
Skirt, Hirari - Spinning upskirt dance
Aitakatta - Memorable dancing scene at lighthouse backdrop. Idol MV classic.
Seifuku ga Jama o Suru - Very cool. "Ah!". Strong dance. Yuko so cute!
Keibetsu Shiteita Aijo - Bullying. Suicide. Cold 'n Dark
Bingo! - AKB at beach
not wearing swimsuits. First Team B MV!
Boku no Taiyo - 70s fashion? Buncha random school scenes
Yuhi o Miteiru ka - PE uniforms. Whole thing is so orange-filtered.
Romance, Irane - Pretend live performance
Sakura no Hanabiratachi 2008 - Oh themz sakura graduation feels~ Yuko and Acchan kissing statue.
Baby! Baby! Baby! - Start of AKB swimsuit MVs. Really colorful and cute~