Onew, leader of SHINee and solo artist, has joined the lineup for 'Sustainable Wave Festival 2026,' Korea's first eco-friendly music festival aiming for carbon neutrality. Known for his warm voice and delicate sensitivity, Onew has released distinctive music including 'TOUGH LOVE,' 'ANIMALS,' 'Winner,' and '매력 (beat drum),' captivating fans with his deep vocals and authentic performances. His unique artistry naturally complements the festival's vision of blending music with sustainability. The festival features an impressive lineup including god, EPIK HIGH, Zion.T, BOL4, SORAN, GRAY, Paul Kim, Sun Woo Jung-ah, and B1A4 across various genres, with god serving as headline performer for both days. Taking place on August 29-30 at Incheon Munhak Stadium, the festival emphasizes eco-friendly values through small daily actions rather than heavy messaging, allowing audiences to naturally reflect on environmental and future values while enjoying their favorite artists' performances.