| RELEASE DATE | ARTIST NAME | ALBUM TITLE | GENRE | REVIEW LINK |
| June 1, 2021 | 増す加齢度 | オヤジメタル・セカンド | Power Metal | |
| June 2, 2021 | Concerto Moon | Waiting for You EP | Power/Neoclassical Metal | |
| June 4, 2021 | Rhapsody of Fire | I’ll Be Your Hero EP | Symphonic Power Metal | |
| June 4, 2021 | Van Canto | To the Power of Eight | A Cappella/Power Metal | |
| June 5, 2021 | Dead Secret | Dead Secret EP | Heavy/Power Metal | |
| June 9, 2021 | Ретрием | Anima EP | Heavy/Melodic Power Metal | |
| June 11, 2021 | InnerSiege | Fury of Ages | Power Metal | |
| June 11, 2021 | Hammer King | Hammer King | Heavy/Power Metal | |
| June 14, 2021 | Maciej Podsiadło | MR Project EP | Heavy/Power Metal (later) | |
| June 15, 2021 | Algreed | Из жизни прохожих | Heavy/Power Metal | |
| June 15, 2021 | King Leon | L’éther | Heavy/Power Metal | |
| June 15, 2021 | Solstice Rider | Star of the North EP | Melodic Death/Power Metal | |
| June 16, 2021 | Powerwolf | Malleo Metalum (Vocatus Feritatis MMXXI) EP | Power Metal | |
| June 16, 2021 | Galneryus | Union Gives Strength EP | Neoclassical Power Metal | |
| June 16, 2021 | Helloween | Helloween | Power/Speed Metal | |
| June 17, 2021 | Archdragon | The Call | Progressive/Power Metal | |
| June 18, 2021 | Pharaoh | The Powers That Be | Power Metal | |
| June 18, 2021 | Season of Dreams | Heroes | Power Metal | |
| June 18, 2021 | Neonfly | The Future, Tonight | Melodic Power Metal | |
| June 18, 2021 | Timo Tolkki’s Avalon | The Enigma Birth | Symphonic Power Metal | |
| June 18, 2021 | Chalice of Sin | Chalice of Sin | Heavy/Power Metal | |
| June 18, 2021 | Flamesign | Burning Strikes | Heavy/Power Metal | |
| June 18, 2021 | Seventh Dimension | Black Sky | Progressive/Power Metal | |
| June 18, 2021 | Crowne | Kings in the North | Melodic Heavy/Power Metal | |
| June 19, 2021 | Poder Eterno | Potestatem Dei | Power/Thrash Metal | |
| June 22, 2021 | Trueno Negro | Energía oscura | Heavy/Power Metal | |
| June 23, 2021 | Illusion Force | Illusion Paradise | Power Metal | |
| June 25, 2021 | Undying Sun | Where All Begins | Melodic Power Metal | |
| June 27, 2021 | Fierce Deity | The Trials UnMasked EP | Power Metal | |
| June 29, 2021 | Valentin Lezjenda’s Speed of Darkness | Альтернативная реальность | Power Metal | |
| June 30, 2021 | Steve Moreton | Maximum Effort EP | Power Metal | |
| June 30, 2021 | Antillia | Engine of the World | Symphonic/Power Metal |
