Copyright © 2026 Kotomora. All Rights Reserved.

Words Kanji Guides About

改号 (かいごう) Japanese meaning | Kotomora

改かい号ごう

か

い

ご

う

Meanings

1

noun, noun or participle which takes 'suru'

change of name or title; change of era

Refers to the act of changing a name, title, or era name (gengō). Often used in historical or formal contexts.

天皇てんのうの即そく位いに伴ともない、改かい号ごうが行おこなわれた。
With the enthronement of the emperor, a change of era name was carried out.
会かい社しゃの改かい号

ごう

を

登とう

記き

する

。

Register the change of the company's name.

Kanji

改reformation, change, modify
号nickname, number, item

Similar words

改かい名めい
改名 is the more common word for changing a personal or organizational name. 改号 is more formal and often used for era names or titles.
改かい元げん
改元 specifically refers to the change of an era name, while 改号 can also refer to changes of other names or titles.

Etymology

Compound of 改 (kai, 'change') and 号 (gō, 'name' or 'title'). The exact historical derivation is uncertain, but the kanji components directly reflect the meaning.