1830m (Sen Happyaku Sanjū Mētoru, "One Thousand Eight Hundred Thirty Meters") is the second album by the Japanese female idol group AKB48.

[3] The title 1830m reflects the distance from AKB48 Theater in Akihabara to Tokyo Dome,[4] an indoor baseball stadium with over-50,000 capacity where AKB48 had performed for the first time, from August 24 to 26, 2012.

[5] Promotional picture (21 members): CD1 contains the following first-time studio recordings, which have all been performed on team stages: "First Rabbit", "Miniskirt no Yōsei", "Lemon no Toshigoro", "Ren'ai Sōsenkyo", "Romance Kakurenbo" and B-sides which only appeared on theater editions of their singles which are "Jung ya Freud no Baai" (from "Give Me Five!

Penguin" (from "Ue kara Mariko"), "Yasai Uranai" (from "Flying Get"), Anti (from "Everyday, Katyusha"), "Ōgon Center" (from "Sakura no Ki ni Narō") and "Tsubomitachi" (from "Kaze wa Fuiteiru").

[citation needed] CD2 contains sixteen new songs, plus Atsuko Maeda's solo version of "Sakura no Hanabiratachi"[4] The DVD contains a set of 2:30 choreography videos (different angles, etc.)