Daisuke Ono

Daisuke Ono Profile Photo

Characters played by Daisuke Ono

Sebastian Michaelis — Black Butler (2008)

A demon summoned by Ciel who forms a Faustian contract to help him achieve revenge and take over his father's position as the Queen's Watchdog. He kills the cultists, places the contract symbol on Ciel's eye, and recruits capable individuals like Mey-Rin, Baldroy, and Finnian to serve at the Phantomhive estate. He actively assists Ciel in investigating the Aurora Society and confronting Undertaker.

Killer T Cell — Cells at Work! (2018)

A cytotoxic immune cell that attacks infected or abnormal cells.

Juushimatsu Matsuno — Mr. Osomatsu (2015)

One of the identical sextuplet Matsuno brothers (referred to as Jyushimatsu in the text). Now a lazy NEET in a modern setting, he has developed a distinguishing personality. He is a central character in the series.

Shizuo Heiwajima — Durarara!! (2010)

A violent, superhumanly strong man in Ikebukuro who is widely regarded as a dangerous person not to cross.

Itsuki Koizumi — The Melancholy of Haruhi Suzumiya (2006)

Itsuki Koizumi is one of Haruhi Suzumiya's close school friends. The summary identifies him as part of the group, excluding narrator Kyon, whose members were placed by different organizations to monitor Haruhi and help control the dangerous consequences of her unconscious ability to reshape reality.

Hiroaki Ayukawa — Blue Orchestra (2023)

A briefly credited character in Blue Orchestra; the supplied plot summary does not describe his role.

Sinbad — Magi (2012)

Sinbad is one of the figures from the 1001 Arabian Nights whom Aladdin meets as he explores the world. His appearance expands Aladdin’s network beyond his earlier isolation and places him within the larger adventure involving the selection of kings, the struggle over fate, and the need to preserve the world’s balance.

Reinhart Jamil — By the Grace of the Gods (2020)

A character in the new world, possibly a noble or authority figure.

Keiji Onizuka — Terra Formars (2014)

A member of the BUGS II expedition. He participates in the fight against the Terraformars using his genetic modification and is killed during the mission.

Jack Vessalius — Pandora Hearts (2009)

Jack Vessalius is a legendary figure whose spirit resides within Oz and who is remembered as the founder of Pandora. He initially appears as the hero who prevented catastrophe, but later records and memories reveal that he orchestrated the tragedy out of a destructive obsession. His hidden actions explain Oz's identity and reshape the entire conflict surrounding the Abyss.

Ushio Igarashi — Yamada-kun and the Seven Witches (2015)

Yamada's childhood friend turned rival. He strikes a deal to exchange Yamada's memories for the seventh witch Nancy's ability. He later uses copied powers to erase recent events, resulting in both of them being forgotten by the student body.

Muga Iori — Detective Conan: The Million-Dollar Pentagram (2024)

Police officer and Heiji's colleague.

Career Overview

Daisuke Ono has 226 screen credits in a career dating back to 1983. Their work spans 33 cinematic universes — most prominently Space Battleship Yamato 2199 Collection with 9 titles. Signature works include Black Butler, Kuroko's Basketball, Mr. Osomatsu. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.

Personal Facts

Known For
Acting
Gender
male
Known Credits
226
Birth Date
1978-05-04
Birth Place
Sakawa, Kochi, Japan

Known For

Associated Universes

Universe traveler — spans 33 universes

Frequent Collaborators

Credits

Content sources

Related entry on Wikidata (Q718358), public domain (CC0).