Where does “Tô-ki-ô” come from?

Tô-ki-ô (Vietnamese) comes from English Tokyo, from Japanese 東京, from Vietnamese Đông Kinh, from Middle Chinese 東 — east.

Ancestry of “Tô-ki-ô”, step by step

StepLanguageWordMeaning
1EnglishTokyoThe Japanese government
2Japanese東京an eastern capital
3VietnameseĐông Kinha rural commune in Thái Bình, Vietnam
4Middle Chinese東east
Every word from Middle Chinese 東 →Every word from Vietnamese Đông Kinh →Every word from Japanese 東京 →
Tô-ki-ô — Etymology, Origin & Word History | Etymology Explorer