Kanji 亜 Asia, rank next, come after Don't confuse with 東亜 refers to East Asia (China, Japan, Korea, etc.), while 東南アジア refers to the distinct region of Southeast Asia (Vietnam, Thailand, Indonesia, etc.), so the two are easily confused by their similar names but denote different areas.
Written forms 東とう 亜あ Usage 99%
Standard modern kanji spelling for East Asia.
東とう 亞あ Usage 1%
out-dated kanji form
Outdated kanji form using 亞 instead of 亜 ; still encountered in historical texts.
Etymology Compound of 東 (east) and 亜 (Asia, originally an abbreviation for 亜細亜 ). The term was coined in Japan during the Meiji era as a translation of 'East Asia'.
Report an issue with this page
Copyright © 2026 Kotomora. All Rights Reserved.