(history) Saigon (a city in Vietnam), the former name of modern Ho Chi Minh City

polite language

(rare) favorable progress / (rare) meeting a deadline, being on time

(rare) to make favorable progress, to proceed as expected / (rare) to meet a deadline, to be on time

onomatopoeia (word that sounds like what it represents)

grandson

(collective) Synonym of 子孫 (shison, “grandchildren and children; descendants”)

a warship of the Japan Maritime Self-Defense Force

Bungo Province, an old province of Japan

Chikugo (a city in Fukuoka Prefecture, Japan) / Chikugo Province, an old province of Japan