Girls Keirin

This bike is used for Girls Keirin which is stared this year to attract more audience to come to the bank.Carbon aero frame and  disc wheel are used, big difference from "Boys" Keirin,they use traditional  chrome molybdenum steel frame.

Also sounds is very different between these bikes when they swiftly pass in front of us.
This bike contribute speed up races, not to be shown too slow compared with men riders race.
Vivid color is easy to distinguish each riders.

Manufacturer is Japanese brand Boma, which authorized by NJS.
NJS is abbreviation of Nihon Jitensha Shinko-kai which means Japan bicycle promotion association. 

Front wheel is HED, rear wheel is Miche.