Choko Nagakawa Gender:Female Ally Type: Season: Seasons: Homeworld: First Appearance: Last Appearance: Number of EpisodeAppearances1Full list of appearances Actor:Moe Wakaki Actors: de: Choko Nagakawa fr: Choko Nagakawa Choko Nagakawa (永川 蝶子 Nagakawa Chōko) is a popular idol in Akihabara nicknamed Choco-tan (ちょこたん Chokotan). Luna Iwashimizu proposes for Choko to be Akiba Pink, the fourth Akibaranger but idea was rejected by Akagi with the reason that Choko-tan is busy as an idol and she does not have time to have delusions with them.