|町田 光史郎||Machida Koushirou|
Koushirou Machida (町田 光史郎 Machida Koushirou) is one of Yuki Machida's triplet younger brothers. He is the eldest of the three brothers.
- If he were to choose one thing to bring to a deserted island, he would bring a porn magazine.
- He has a secret attachment to his older sister.