2020 in Japanese music
The year 2020 in Japanese music.
Debuting
Debuting groups
- All at Once
- Arcana Project
- Beatcats
- BIN
- Chō Tokimeki Sendenbu
- EXIT
- Go to the Beds
- Inuwasi
- JO1
- Morfonica
- Nature
- NCT Dream
- Nemophila
- NiziU
- Orbit
- Paradises
- Piggs
- Sakurazaka46
- SixTones
- Snow Man
- Stray Kids
- Tomorrow X Together
- Zamb
Debuting soloists
- Ado
- Ai Furihata
- Fujii Kaze
- Hikaru
- Yurina Hirate
- Hoshimachi Suisei
- Gakuto Kajiwara
- Ryota Katayose
- Keiko
- Takuya Kimura
- Haruka Kudō
- Akane Kumada
- Tomori Kusunoki
- Liyuu
- Karin Miyamoto
- Nana Mori
- Win Morisaki
- Yuki Nakashima
- Yui Ninomiya
- Koutaro Nishiyama
- Sae Ōtsuka
- Miki Satō
- Riho Sayashi
- Nanaka Suwa
- Aina Suzuki
- Azumi Waki
- Reina Washio
- Jun. K
Returning from hiatus
- 12012
- Does
- Chris Hart
- Hirakawachi Itchōme
- Iz*One
- Lindberg
- Pour Lui
- Marble
- Nightmare
- Seikima-II
- Tokyo Jihen
- Under17
Events
Number-ones
Awards
Albums released
August
Disbanding and retiring artists
Disbanding
- Carry Loose
- E-girls
- Fairies
- Group Tamashii
- Gugudan
- Hachimitsu Rocket
- Magnolia Factory
- Party Rockets GT
- PrizmaX
- Sora tob sakana
- SudannaYuzuYully
- Tegomass
- Uijin