開

tracheotomy

interior elevation; expansion plan (of a ship)

Mathematics

net (of a polyhedron); development

new product development

Idiomatic expression

to begin a new chapter (in)

space race

public recording

video game developer

free and open Indo-Pacific; FOIP

opening up of a market; market liberalization

public debate; open discussion

to have luck turn one's way; to have one's fortune change for the better

national land development (e.g. building infrastructure, roads, etc.)

open letter

same-day counting of ballots

open forum

Organization name

Japan Atomic Energy Agency; JAEA

Official Development Assistance; ODA

to get a body piercing (earlobe, tongue, etc.)

evacuee

slicing a fish down its back

Finance

unlisted stocks; unlisted shares; unquoted shares

surgical operation

extension lectures

Mahjong

winning hand formed by drawing a replacement tile after declaring a kong