Daiba is the audience surrogate, the viewer's gateway to Harlock's world. The 14-year-old son of a scientist who was killed by the Mazone, he joined the Arcadia crew following the death of his father. He lost his mother in a disaster on the Neptunian moon Triton when her pleas for help were ignored by the indifferent government. Tadashi is sometimes in conflict with Harlock early in the series, but he would become a trusted part of Harlock's senior staff as the series progressed.  (Source: Wikipedia)

Captain Harlock is drawn into a saga of intergalactic proportions when the son of a deceased comrade unwittingly forges the Ring of the Niebelung. Evil forces gather to wage war against the last remaining superpowers of the galaxy led by a demented outcast. Harlock must counter the amassed armadas that threaten the last gods and recover the ring before Paradise is lost. 
(Source: Anime News Network)

Holds a 2nd Dan rank in Kendo. A veteran Japanese voice actor who has played characters in anime, drama CDs and video games. Apart from voice work, Toshihiko Seki sometimes does live-action drama stage work and is a member of 81 Produce.

__Non-anime roles:__
• Dottore (Genshin Impact)
• Chongyue (Arknights)

__[Website](http://www.vonlerchenfeld.de) | [Synchronkartei](https://www.synchronkartei.de/sprecher/911/2)__

Married to [Stefanie von Lerchenfeld](https://anilist.co/staff/105126/Stefanie-Beba)



A voice actor who worked for 4Kids Entertainment & later NYAV Post. He can also be heard as the voice of Shredder in the TMNT (2003) Animated Series.

The year is 2977. Mankind has become complacent and stagnant. All work is done by machines, while humans spend all their time on entertainment. But when a mysterious invader from the stars catches Earth unawares, only the legendary space pirate Captain Harlock and the crew of the Arcadia have the will to stand against them. 
(Source: Anime News Network)

**Favorites:** Role - Ryo Saeba
**Hobbies:** Computers, Driving and Photography
**Skills & Abilities:** Bass Guitar
**Non-anime roles:**
~!Akira Hibiki in "Super Robot Wars" (VG) 
Blacky in "Popful Mail" (VG) 
Bo Duke (voiceover for John Schneider) in "Bakuhatsu! Duke (The Dukes of Hazzard)" (TV) 
Chandler Jarrell (voiceover for Eddie Murphy) in "The Golden Child" (movie) 
Conrad 'Con' Jarrett (voiceover for Timothy Hutton) in "Ordinary People" (movie) Dale 'Mac' McKussic (voiceover for Mel Gibson) in "Tequila Sunrise" (movie)
David Herdeg (voiceover for Michael Paré) in "The Philadelphia Experiment" (movie) Dyhalt in "Langrisser III" (VG) 
Gren Cuts in "Tobal No. 1" (VG)
Iago in "Aladdin and the King of Thieves" (Disney animated movie)
Iago in "Aladdin" (Disney animated movie) 
Iago in "Kingdom Hearts" (VG)
Iago in "The Return of Jafar" (Disney animated movie)
James Bond (voiceover for Pierce Brosnan) in "GoldenEye" (movie) 
James Bond (voiceover for Pierce Brosnan) in "Tomorrow Never Dies" (movie) 
Joe Shimamura/009 in "Cyborg 009" (Radio Drama) 
John Neville (voiceover for Tommy Lee Jones) in "Eyes of Laura Mars" (movie)!~

Brother of the voice actors [Emanuela Rossi](https://anilist.co/staff/204647) and [Massimo Rossi](https://anilist.co/staff/96185), and cousin of the voice actors [Laura Boccanera](https://anilist.co/staff/96205) and [Fabio Boccanera](https://anilist.co/staff/95779).

The story on Arcadia's mystery, on which the 13th television episode was based.

Introducing Captain Harlock, the fiercely independent space pirate who fights totalitarianism in every corner of the Universe. When a mysterious alien force invades Earth, teenager Tadashi Daiba joins up with the only people brave enough to defend the planet: Captain Harlock and his ragtag crew of renegades! Aboard the space battleship Arcadia, Harlock sets forth to uncover the truth behind the beautiful extraterrestrial women taking over his home planet. 
(Source: Seven Seas Entertainment)

Harlock goes to Sengoku era in Japan and meets Masamune Date.

On an archaelogical mission to the end of the known universe, Professor Daiba unwitting unleashes an ancient horror from its confines. Five years later the malevolent alien force sets in motion a plan which reunites the various crewmembers of the Arcadia to sail the stars once more as well as bring Tadashi Daiba to meet Harlock for the first time (again). 
(Source: Anime News Network)

__Height:__ 174 cm

[Profile (HeroQ)](https://heroq.com/members/seki_tomokazu/) | [Profile (Atomic Monkey)](http://www.atomicmonkey.jp/jp/archives/talent/sekitomokazu) | [Twitter](https://twitter.com/seki0908) | [Instagram](https://www.instagram.com/sekitomokazu/)

A Japanese voice actor, stage actor, narrator and singer affiliated with talent agency [Atomic Monkey](http://www.atomicmonkey.jp/jp/), having previously worked under [Haikyou](https://haikyo.co.jp/). He's also a chair member of creative production team HeroQ, which he joined in 1994.

__Non-anime voice roles:__
- Miguel O'Hara - *Spider-Man: Across the Spider-Verse* (2023 Film; JP dub)
- Toad - *The Super Mario Bros. Movie* (2023 Film; JP dub)
- Marc Spector/Moon Knight, Steven Grant/Mr. Knight, Jake Lockley - *Moon Knight* (2022 TV; JP dub)
- Siegfried Kaslana - Honkai Impact 3rd (VG)