Rei Sawamura

Rei Sawamura is a Japanese singer and actor, best known as a vocalist in the five-member dance and vocal group ONE N' ONLY. Born on January 2, 1997, in Shizuoka Prefecture, he has built a career that spans music and television drama. As of 2026, Sawamura is active with ONE N' ONLY and has taken on increasingly prominent acting roles, including a lead in the BL drama Happy of the End.

Sawamura's stage presence and versatile performances have earned him a dedicated following. He brings a calm, focused energy to his work, whether on stage or on screen. Fans appreciate his down-to-earth personality and his commitment to his craft, which shows in his steady rise through the Japanese entertainment industry. [edit]

Sawamura grew up in Hamamatsu, Shizuoka Prefecture, with his parents and two younger sisters. He developed an early passion for dance, starting at a young age and even competing in dance crew battles with his younger brother. His childhood was also shaped by soccer, K-pop, Disney, and Harry Potter, interests that would later influence his artistic sensibilities.

After finishing high school, Sawamura moved to Tokyo to attend a dance school, where he was scouted by Stardust Promotion. His first step into the industry came in April 2016 when he joined EBiSSH, a unit under the EBiDAN umbrella. He balanced his training with early performances, honing the skills that would lead to his debut with ONE N' ONLY in 2018. [edit]

Sawamura's breakthrough arrived in 2018 when he became a member of ONE N' ONLY, debuting as a vocalist. The group quickly gained traction with their energetic dance performances and catchy pop tracks. While balancing commitments with EBiSSH, Sawamura gradually transitioned to focus solely on ONE N' ONLY, solidifying his role within the group.

His acting career took off the same year with a drama debut in Itsumademo Shiroi Hane. In 2021, he appeared in the stage play FAKE MOTION -THE SUPER STAGE- and the drama FAKE MOTION -Only one wish-. The year 2024 proved pivotal: he starred as Keito in Happy of the End, a BL drama that premiered on Fuji Television in September, and also took on roles in Anti-Hero and Living with Him. Looking ahead, Sawamura has a packed schedule with upcoming dramas in 2025 and 2026, including Womb Love and Let's End Our Friendship Now. [edit]

Sawamura is perceived as a dedicated and versatile artist, equally comfortable singing on stage and acting in front of a camera. His public persona is marked by a quiet intensity and a genuine passion for his work. Fans appreciate his approachable nature and his willingness to engage with them through social media, where he shares behind-the-scenes moments and personal interests. His style is understated yet polished, reflecting his focus on substance over flash. [edit]

Rei Sawamura maintains a steady presence within the Japanese entertainment landscape as a vocalist for ONE N' ONLY and an emerging dramatic lead. While his group has achieved significant milestones, including their first Budokan concert in May 2025, specific fame metrics for Sawamura individually have not yet been compiled by iFANN. Consequently, no global or niche ranking is currently assigned to him in the iFANN database, and he does not hold a documented position on any current popularity lists. The absence of a formal ranking reflects the ongoing data collection process rather than a lack of public engagement. His audience consists primarily of fans who follow the activities of ONE N' ONLY and those drawn to his recent television drama work. Unlike groups with established, widely recognized monikers, the fanbase supporting Sawamura lacks a single official name or centralized organization in the available records. There are no documented campaigns, birthday projects, or specific rituals uniquely attributed to his individual following in the current sources. The community remains defined by general support for the group's releases and his acting roles rather than distinct folklore or viral incidents. While professional achievements such as his casting in various dramas mark his career trajectory, these events have not generated the type of legendary crowd reactions or viral mythology often associated with top-tier international stars. The focus of his supporters appears centered on his consistent output and understated performance style rather than extraordinary moments of chaos or celebration.[edit]

Rei Sawamura was born on January 2, 1997, in Shizuoka Prefecture and serves as a key vocalist for the five-member group ONE N' ONLY. He possesses a keen interest in space exploration and aliens, hobbies that complement his diverse recreational pursuits which include cooking, collecting earphones, playing basketball, and watching baseball. A notable aspect of his personal life is his ability to consume extremely spicy food without hesitation. In July 2025, his self-reported MBTI personality type shifted from ENFP to ENFJ-T, reflecting a change in how he processes information and interacts with others. Beyond his stage persona, he enjoys tongue twisters and driving cars. Recent years have seen him take on more substantial acting responsibilities while maintaining his musical commitments. Although no specific viral legends or crowd-induced myths surround his career at this time, his steady rise through the industry has earned him a loyal following known for appreciating his grounded demeanor. Fans frequently note his dedication to his craft, which is evident in both his vocal performances and his dramatic portrayals.[edit]

Sawamura was raised in Hamamatsu with his parents and two younger sisters. He has mentioned that his younger brother (though not always present in public accounts) was a dance partner in his early competitions. As of 2026, he keeps his family life largely private, sharing only occasional glimpses on social media. [edit]

Rei Sawamura is closely associated with his group ONE N' ONLY, where he works alongside fellow members. He is also linked to Stardust Promotion, his agency, and the EBiDAN talent pool. His acting roles have connected him with directors and co-stars in the Japanese drama scene. [edit]

As of 2026, there is no publicly reported information about Rei Sawamura's dating history or current relationship status. He has kept his personal life private, focusing public attention on his career. Fans respect his privacy, and no confirmed relationships have been documented. [edit]

Per iFANN's editorial analysis, Rei Sawamura's net worth is estimated at $1 Million as of 2026. This valuation stems from his extensive work with ONE N' ONLY, encompassing album sales, concert tours, and merchandise revenue. Additional earnings are derived from his expanding portfolio of acting roles in television dramas and stage productions. While precise financial disclosures remain unavailable to the public, the accumulation of high-profile projects suggests a consistent upward trend in his income. The figure represents a synthesis of his commercial success in music and his growing prominence in the visual media sector.[edit]