直音表記

ちょくおんひょうき

noun

•

writing palatalized sounds with a single kana character(linguistics)(e.g. しゃ, しゅ, しょ as さ, す, そ; common in Middle Japanese literature)

直	straightaway, honesty, frankness, fix, repair
音	sound, noise
表	surface, table, chart, diagram
記	scribe, account, narrative