Eiichirō Tokumoto is a Japanese voice actor born on October 1, 1981, in Hiroshima Prefecture, Japan. He is affiliated with the talent agency NEVERLAND ARTS. Tokumoto began his voice acting career in 2009 and has since built a substantial body of work, primarily providing voices for a wide range of supporting and guest characters in anime television series, films, and video games.

Tokumoto is perhaps best known for his role as Matsushita, also known as松下五段, in the 2010 anime series Angel Beats!. He reprised this role in the 2015 Angel Beats! -1st beat- video game and the Angel Beats! SPECIAL EPISODE 2 Hell's Kitchen OVA. Other notable recurring roles include宋然 in The Asterisk War 2nd season, James L in the first season of Bungo Stray Dogs, and a young version of the character Rokutenba in the extended run of Gin Tama. He also voiced Marce, a priest, in the comedy series Cautious Hero: The Hero Is Overpowered but Overly Cautious. Throughout the 2010s and into the 2020s, Tokumoto has appeared in a vast number of popular series, demonstrating his versatility as a character actor.

His extensive list of anime credits includes roles in major franchises and acclaimed series. He had parts in long-running hits like Gin Tama, where he played various minor characters including a ninja and a yakuza, and more recent series such as The iDOLM@STER SideM as a reporter, and the 2019 remake of Fruits Basket as a school principal. He has appeared in action series like Black Lagoon, supernatural thrillers like Blood-C, and science fiction epics like Space Brothers, in which he voiced the character Niiya Shinnichi. Other significant credits include performances in Charlotte, March comes in like a lion, and the Persona 5 the Animation adaptation, where he played multiple background roles such as a public safety officer and a judge.

Tokumoto has also contributed to numerous OVA projects and anime films. His film work includes roles in the theatrical feature The Boy and the Beast, the狼的孩子雨和雪, and the银魂: The Final. In the realm of original net animation, he is a prominent voice in the Kengan Ashura series, providing the voices for several characters including Yamamoto Koishi, Hikida Tadashi, and Koyama Takehide.

While much of his career has been defined by an extensive array of supporting parts, Tokumoto has worked on many of the most popular anime titles of his era, frequently collaborating with the same studios and appearing alongside consistent casts. His ability to voice characters across various genres, from comedy to drama and action, has made him a reliable and prolific presence in the industry.