|This article is about a/an ally in Hikonin Sentai Akibaranger Season Tsuu.|
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.
During the Akibarangers' delusional battle with Yuru-Chara Jigen, Choco-tan appears and attacks the monster. When she want to finish Yuru-Chara Jigen for good, Akiba Red protects the monster. She zapped into an okra, a thing that she dislikes. While the real world, she turns into an Oneeder. She returns to normal after Akiba Red defeats Yuru-Chara Jigen.
Behind the scenes
Choko Nagakawa is portrayed by Moe Wakaki (若木 萌 Wakaki Moe).
- Her name is a play on real-life idol Shoko Nakagawa (中川 翔子 Nakagawa Shōko).
- She is based on the Super Sentai Wannabes from previous Sentai series, however unlike them (except Radietta), she is actually capable in combat.
- Choko-tan's costume in Delusion World is based on Poitrine from La Belle Fille Masquée Poitrine and Big One from JAKQ Dengekitai.
- Like Big One, Choko-tan also have the colors Green, Blue, Red, and Yellow on her costumes.