Saikyō is sometimes used as another name for Kyoto.
Saikyō miso is a sweet white miso originating from Kyoto.
Saikyo miso; Kyoto-style sweet white miso
saikyo-zuke; fish pickled in sweet Kyoto-style miso
saikyo-yaki; fish pickled in white miso and grilled
From 西 (west) + 京 (capital). Historically used to refer to Kyoto as the western capital in contrast to Tokyo (eastern capital).