Juicey Flannigan is the professional alias of Kaiji Tang, a Chinese-American voice actor born in Shanghai, China, on January 25, 1984, and based in Los Angeles, California. He began his career with a background in stage acting before transitioning into voice-over work after successfully auditioning for a dubbing opportunity he discovered through a podcast. Prior to this, he was known to some anime fans as a panelist on the program AnimeTV. In addition to his anime and video game voice work, Tang has also appeared in commercials, including a 2007 Garmin advertisement with Yao Ming and for the Discovery Channel.

As Kaiji Tang, he has amassed an extensive and diverse list of credits in English dubs of anime and video games. He is known for providing the voices for prominent characters such as Guts in Berserk, Jinshi in The Apothecary Diaries, Satoru Gojo in Jujutsu Kaisen, and Osamu Dazai in Bungo Stray Dogs. In video games, he is widely recognized as the voice of Ichiban Kasuga in the Like a Dragon series, as well as Owain in Fire Emblem Awakening, Gaius Worzel in The Legend of Heroes: Trails of Cold Steel, and Faust in the Guilty Gear series. The alias Juicey Flannigan is noted for being used in internet-based works and fan projects, such as the parody Yu-Gi-Oh! Bonds Beyond Time Abridged, where he voiced the character Yubel and provided additional voices. While the alias has been used for various roles, it is not typically listed in the credits for his most high-profile anime or video game performances, which are generally credited under his legal name, Kaiji Tang. A specific credit for the role of Nanzai in the series Ikki Tousen: Western Wolves could not be verified in the available information.

Throughout his career, Tang has demonstrated significant vocal versatility, taking on a wide range of characters from passionate heroes to cool-headed anti-heroes. His work is often part of large ensemble casts, leading to frequent collaborations with other prominent voice actors in the Los Angeles-based dubbing industry. For his contributions to the field, he received the Breakthrough Voice Actor of the Year award at the 3rd Annual BTVA Anime Dub Awards. His body of work spans numerous major anime series, including roles in One Piece, Naruto, Attack on Titan, and Demon Slayer: Kimetsu no Yaiba, solidifying his status as a prolific and respected figure in English dubbing.