kaen kōhai 火焔光背

Also kaenkō 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, *myōō 明王, and *Batō Kannon 馬頭観音. The nimbus found on *Fudō Myōō 不動明王 is an example of kaen 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.