Aoi in Shoxx Vol. 199
- Birth Name: Shiroyama Yuu (城山優)
- Position: Guitar
- Birth: January 20, 1979
- Blood Type: A
- Birthplace: Mie prefecture (Kansai district)
- Height: 171 cm (5ft 8")
- Weight: 55 kg
- Foot Size: 26.5 cm
- Ring Size: 19 cm
- Family: Mother, father, older brother, older sister
- Piercings: 1 on the right ear, 1 on the left ear, 1 one the nose and 1 on the belly button
- Tobacco: Marlboro Menthol
- First Copied Song: X JAPAN - Kurenai
- Liked Type: Good at cooking and gentle
- Disliked Type: A person who gets angry easily
- Strong Points: air of sexiness
- Weak Points: Hot-headed, grumpiest of the band
- Charming Point: Whole body
- Likes: Guitar playing, surfing, taking warm baths,
- What a girl can do to make him blush: "Just having her before my eyes."
- Previous Bands: Mervilles, Artia
- Message: "Love & peace!"
- Quote: "I feel that, if you went on to pursue your dreams, something inside of you will change. And even if you couldn't realise you dreams, but you've worked hard for it - you've already progressed forward in life. You'll grow stronger in other aspects as well."