Number One (2001)
Original title: ナンバーワン
Number One is a 2001 Japanese-language movie directed by Satoru Nakajima. It stars Yosuke Kubozuka, Yusuke Santamaria and Aya Okamoto.
Kubozuka plays Araki Ryunosuke who starts working at a host club called "club NO.1" to pay his debt.