kaen kōhai 火焔光背

Also ka'enkō 火焔光. Lit. flame nimbus. A halo *kōhai 光背 on a Buddhist image, with flames incorporated into the design. Found on frightening deities like devas *ten 天, *myō'ō 明王, and *Batō Kannon 馬頭観音. The nimbus found on *Fudō Myō'ō 不動明王 is an example of ka'en kōhai. There are also onion-shaped halos *hōjugata kōhai 宝珠形光背, boat-shaped halos *funagata kōhai 舟形光背, and wheel-shaped halos rinpōgata kōhai 輪宝形光背 incorporating flame designs.