List of Japanese Latin alphabetic abbreviations

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Abbreviations are common in Japanese; these include many Latin alphabet letter combinations, generally pronounced as initialisms. Some of these combinations are common in English, but others are unique to Japan or of Japanese origin, and form a kind of wasei eigo (Japanese-coined English).

This is a list of Latin alphabet letter combinations used in Japan.

A

• ADV – adventure game (also abbreviated as AVG)
• AV – adult video
• AV – audio-visual
• AVG – adventure game (also abbreviated as ADV)

B

• BGM – background music
• BL - Boys Love
• BS – Broadcast Satellite (Direct-broadcast satellite; also a prefix for BS stations)

C

• CM – commercial message (television advertisement)
• CS - Communication Satellite
• CV – character voice (voice actor)

E

• ED – ending (an animated sequence which includes the closing credits, often used regarding anime)

H

• H – hentai, alternately written as ecchi; the meanings of these two terms have diverged.
• HP – home page (website)

J

• JC – joshi chūgakusei (女子中学生, female middle school student)
• JH – Japan Highway Public Corporation
• JK – jōshikiteki ni kangaete (常識的に考えて, Internet slang for "thinking logically")
• JK – joshi kōsei (女子高生, female high school student)
• JR – Japan Railway
• JS – joshi shōgakusei (女子小学生, female elementary school student)
• JSDF – Japan Self-Defense Forces (also abbreviated as SDF)

K

• KY – kūki yomenai (空気読めない, lit. "unable to read the air"); refers to someone who is unable to read a social situation.
• KSK – kekkon shite kudasai (結婚してください, lit. "marry me please"); an increasingly popular way to propose among young people.

L

• LDP – the Liberal Democratic Party of Japan

M

• M – masochism (or characterized by or pertaining to it)
• MV – music video

N

• N'EX – Narita Express
• NG – no good (wasei-eigo term meaning the opposite of okay)
• NHK – Nippon Hōsō Kyōkai (日本放送協会)

O

• OA - office automation (i.e. the computerization of offices), opening act (as in live music performances)
• OB - old boy (male former student (alumnus), club member, teammate, employee, etc.)
• OG - old girl (female former student (alumnus), club member, teammate, employee, etc.)
• OL – office lady (a female office worker)
• OP – opening (title sequence, often used regarding anime)
• OSV – original sound version (video game soundtrack)
• OVA – original video animation (also abbreviated as OAV)

P

• PV – promotional video (usually refers specifically to music videos)

R

• RPG – role-playing game (usually refers to role-playing video games)

S

• S – sadism (or characterized by or pertaining to it)
• SDF – Japan Self-Defense Forces (also abbreviated as JSDF)
• STG – shooting game (shoot 'em up video game)
• SD – super déformé (super deformed)

T

• TQB – tei kyū bi (定休日, regular holiday or fixed day off)

U

• UMA – unidentified mysterious animal (cryptid); coined in connection with unidentified flying object

V

• VG – video game
• VTR – video tele-replay (the display of pre-recorded footage)

W

• W - laugh out loud warau (笑う)