1 Maja
- AMOG (Jay Park, Simon Dominic, Gray, Loco) – AMOG – digital single- Upside down
- GBB – ProBeat Company – debut mini album – Kemi
- HALO – Histar Entertainment – digital single –OMG
- IZ – Music K Entertainment – mini album – ANGEL
- Thunder – Mystic89 – digital single – SMILE
2 Maja
- (G)-Idle – CUBE – debut mini album – Latata
- Hi Cutie – Space Music – digital single – 8th Grade Syndrome
- YooA (Oh my girl) – WM Entertainment – digital single – Morning Call
3 Maja
- Crush – Amoeba Culture Music – digital single – Bittersweet
- Gaho – Planetarium Records – debut digital single – Stay Here
- Rui (H.U.B) – New Planet Entertainmet – digital single – I don’t care
4 Maja
- Kyungri X It’s – digital single – What’re You Doing Tonight
5 Maja
- MC Gree – Brand New Music – dubele digital single – Don’t you love me
8 Maja
- Ben – Happy Face Entertainment – full-lenght album – Recipe
- Cross Gene – Amuse Korea – mini album – Zero
- Teen Top – TOP Media – mini album – Seoul Night
9 Maja
- Spectrum – WYNN Entertainment – debut mini album – Light it up
- Yong Junhyung (Highlight) – Around Us Entertainment – full-lenght album – Go away
10 Maja
- Seo Eunkwang X Lee Changsub (BtoB) – CUBE – CLEP Project – My Day
- Dreamcatcher – Happy Face Entertainment – mini album – You and I
- Favorite – Astory Entertainment – mini album – Where are u from?
- K.Will – Starship Entertainment – full-length album – Will be a start
- Produce48 – Mnet – digital single – Pick me/ Nekkoya
11 Maja
- Marmello – Rolling CultureOne – digital single – Moonlight
- Seungri (Big Bang) X Alan Walker X Julie Bergan – YG – digital single – Ignite
13 Maja
- YoonA (SNSD) X Lee Sang Soon – SM – digital single – To you
14 Maja
- Lee Tae Hee – debut mini album – The Light
- Kim Sunggyu (Infinite) – Woolim – live album – SHINE LIVE
- NewTownBoyz – niezależni – digital single – Baby Closer
15 Maja
- Kanto (TROY)- Brand New Music – mini album – Salty
16 Maja
- Eyedi – BaceCamp Studio – digital single – Luv Highway
- N.Flying – FNC – mini album – How are you?
17 Maja
- TREI – Banana Culture – debut pre-released single- NIKE
18 MAJA
- BTS – BigHit – full-leight album – Love yourself
- Girls Alert – Apha Music – digital single – Daddy-Long-Legs
- Hey Girls – Moai Entertainment – digital single – Follow me
- Uni.T – Interpark – debut mini album – No More
20 Maja
- V.O.S – Happy Face Entertainment – digital single – Door
21 Maja
23 Maja
- Moonbyul (Mamamoo) – RBW – single album – Selfish
- TST – JSL Company – digital single – Love story
- NCT 127 – SM – debut mini album (Japońskie) – Chain
- KHAN – debut digital single – I’m your girls
24 Maja
- Bolbbang4 – Shofar Music – mini album – Travel
- The East Light – Media Line Entertainment – mini album – Love Flutters
- ZTAO – Z.TAO Studio – digital single (Chiński) – Misunderstand
25 Maja
- Boyfriend – Starship – fan song – Dear my Bestfriend
- 24K – Choeun Entertainment – mini album – Bonnie N Clyde
- Tia – debut digital single – No more
- T.E.N – Narda Entertainment / Ideal Media Group – debut digital single – Haeyo Haeyo
- Jay Park – AMOG – US debut digital singel – SOJU
26 Maja
27 Maja
28 Maja
- AOA – FNC – mini album – Bingle Bangle
- NTB – High Choice Entertainment – debut mini album – DRAMATIC
- Shinee – SM – mini album – Good Evening
- Pristin V (sub-unit Pristin)- Pledis – debut single album – Get It
- Leo (VIXX) X Sejeong (Gugudan) – Jellyfish – digital single – We, the red
30 Maja
- LOONA yyxy (sub-unit LOONA) – Blockberry Creative – debut mini album – love4eva
- Kim Samuel – Brave – Repackage album – Teenager
- Seventeen – Pledis – debut mini album (Japoński) – Call Call Call
- XENO-T – HUNUS Entertainment – re-debiut (Japoński) – 「どこにいても」
