He has received particularly positive critical reception on a number of scenes which include the battleship Yamato flashback scene for the 1974 TV animation Space Battleship Yamato, as well as the Battle of the Rainbow Star Cluster.[5][6][7][8] Other well-received moments are the car chase in the 1979 Telecom Animation anime movie Lupin III: Castle of Cagliostro,[9] as well as the battle scene against the Arcadia in the climax of the animated film Galaxy Railway 999.[7][8][10]
In 1984, Tomonaga co-produced with Yoshifumi Kondo the three and a half-minute pilot for Little Nemo, which earned him recognition in the American animation industry,[11][12] with some saying the pilot was one of his masterpieces.[13]
According to fellow animator Yasuo Otsuka, Tomonaga is highly regarded for his skill with action, such as a strong sense of movement and skill with mechanical objects.[14] Animator Yoshinori Kaneda worked with Tomonaga on Space Battleship Yamato and Galaxy Railway 999, and said of Tomonaga that he was "both a friend and a rival".[8]
Production for the TV animation series Sherlock Hound began in 1982, with Tomonaga as animation director. Director Hayao Miyazaki modeled the appearance of the character Todd on Tomonaga[15]
Tomonaga worked on the show openings for Inspector Gadget and Batman: The Animated Series through TMS. He was also an animation supervisor for the video game Kingdom Hearts through Telecom Animation Film Company. He also contributed to a number of Studio Ghibli films when Telecom Animation Film Company was hired by Ghibli for animation support. he was also the animation director, one of the key animators, and even Directed the episode "The Arrogant Palm of a Small Human" on Fullmetal Alchemist: Brotherhood when, once again, Bones, the studio behind the series, hired Telecom Animation Film Company for animation support.
^and debuted in Seishiro, 1977, Jetermars, 23rd episode
^ abMasahisa Akahoshi [ja] and others Chapter.3 The Men Who Made Robot Anime Robot Anime Robot Anime Hall of Fame Staff Gentleman's Record" "The Immortal Super Robot Daizen Mazinger Z to Transformers, Gundam W Thorough Research" 2Mi Shobo [ja], September 25, 1998, ISBN4-576-98138-2, p. 132.
^Hikawa Ryusuke [Transition of anime special techniques], "All the diagrams of tv animation", Makoto Mizono, Hara Shobo, 1999, pp.201–203.
^ abEYECOM Files Chapter 5 Tech [History of Animation Expression]Ryusuke Hikawa" "SF Anime Is Interesting" Aspect [ja], January 7, 1997, ISBN4-89366-643-6, page 169.
^ abc"Dogaoh" Interview and composition of Ryusuke Hikawa" Testimony and The Age of Giant Robot Animation Kaneda Igo Interview", "Video King Vol.1 Decisive Battle- Giant Robot Anime" Kinema Shunposha, 1997, p.188.