Klein's early character design.
Original character art design by abec for the Sword Art Online Volume 1.
Character design by
Shingo Adachi for the Sword Art Online anime.
Klein character design art from the SAO Secret Report pamphlet.
Klein's outfit design from the SAO Secret Report pamphlet.
Klein's ALO avatar design from the OS Production Book
Klein's OS avatar design from the OS Production Book
Ryoutarou's character design from the OS Production Book
Klein's GGO avatar design from SAO Magazine vol.07 for the Alicization anime.
Klein's character design for Code Register
Klein's in-game SA:O avatar from Sword Art Online: Hollow Realization
Tsuboi Ryoutarou (Klein) and other players with their newly purchased copy of Sword Art Online.
Klein's original avatar in SAO.
Klein and Kirito stare at each other's appearance.
An animation of Klein executing «Reaver».
Klein's avatar after the announcement of the death game.
Klein and Kirito part ways.
Klein in the Aincrad Arc opening
Klein shocked after seeing Asuna up-close.
Klein and
Agil at the gathering for the 75
th Floor Boss raid.
Another twitter icon of Klein.
Another twitter icon of Klein.
Klein among the cast of Sword Art Online in the episode 25 end card.
Illustration by abec for the 26th Dengeki Prize.
Klein with other members of the SAO cast on a key visual by abec for the Sword Art Online -Ex-Chronicle- exhibition event.
Klein and other members of the SAO cast for an SAO cast formalwear ensemble for Ex-Chronicle
Klein, Agil, Lisbeth, Pina, Silica, and Yui illustration by Suzuki Gou for Alicization War of Underworld Episode 12 (Alicization Episode 36)