Shion Wakayama

Shion Wakayama (若山詩音) is a Japanese voice actress from Chiba Prefecture whose work is closely associated with contemporary anime. She is known for natural dialogue, emotional nuance, and a clear, expressive delivery, qualities that suit both reserved, introspective roles and more energetic, emotionally open characters. That range has helped her build a profile through character-driven performances in ensemble-heavy productions and stories that depend on subtle emotional shading as well as dramatic impact. Her recent work has drawn wider attention through Dandadan, where she voices Momo, and coverage around Kirio Fan Club and MarriageToxin has kept her name visible in anime media. In 2026, she won the Lead Voice Actor Award at the 20th Seiyu Awards, adding another milestone to her growing reputation. For readers searching for Shion Wakayama or 若山詩音, she is a voice actress strongly linked to current anime titles and to performances that combine clarity, flexibility, and strong character interpretation.