(radical 212, +0, 10 strokes, cangjie input 卜廿田山 (YTWU), four-corner 00716, composition)

Recorded as an ancient form of in the Kangxi dictionary in 1716 AD. Earlier dictionaries such as Longkan Shoujian 龍龕手鑑 in 997 AD and Jiyun 集韻 in 1037 AD recorded the glyph as 𥪖.

From an ancient form of recorded in the Kangxi dictionary that became an official shinjitai character in 1946 listed in tōyō kanji.

The 呉音 (goon, literally Wu sound) reading, so likely the initial borrowing from Middle Chinese.

The 漢音 (kan'on, literally Han sound) reading, so likely a later borrowing from Middle Chinese.

: Hán Việt readings: long[1][2][3][4]
: Nôm readings: long[1][2][4], luông[5][4][6], lung[1], nong[1], luôn[2], luống[2]