|Japanese name||曲木 遊光|
|Romaji name||Magaki Yuukou|
|Other names||The Painter|
|Cause of death||Luna Sedata Syndrome/Blooming|
|Encountered in||Room 309|
|Appearances||Fatal Frame IV: Mask of the Lunar Eclipse|
|Voice actor (Jp)||none|
|Voice actor (Eng)||None|
|“||All... will bloom...||”|
Yuukou Magaki (曲木 遊光; Magaki Yuukou) is a former artist and patient at the Rougetsu Hall. His room was full of portraits that he painted. Several of the paintings appear to show subjects suffering from Luna Sedata Syndrome. The most obvious image that Yuukou painted is that of Sakuya Haibara. In the gallery, there is another painting similar to the Sakuya and another of a group by Kanade.
- The name Yuukou means "play"(遊) (yuu) and "light" (光) (kou).
- Yuukou's surname Magaki means "music, melody" (曲) (maga) and "tree" (木) (ki).
- Yuukou's room is 309 (色取月; Irodorizuki multicolored moon).
- One of his attacks involves throwing paints, which temporarily cover the Visor.
- He only appears once in the game.
- The name Yuukou Magaki appears to be a pseudonym. His real name is unknown.
- According to an unused file, Yuukou designed the decoration knobs for the Rougetsu Hall.