Hikozaemon Tokugawa was a UNCN senior officer who served as Chief Engineer aboard Kirishima and Yamato. He was close friends with admiral Juzo Okita. 

(Source: Space Battleship Yamato Wiki)

The year is 2199. The human race has been crushed in their war with the Gamilos, driven into underground cities by the invader's assault. Scientists estimate they have only a year left. The young officers Susumu Kodai and Daisuke Shima receive a mysterious capsule from a ship that made an emergency landing on Mars and return with it to Earth. It contains humanity's last hope: the planet Iscandar on the other side of the Magellan Galaxy has the technology to defeat the Gamilos and restore the planet. The space battleship Yamato is entrusted with this task, but they have only one year before humanity ends.
 
(Source: Anime News Network)

Mugihito is a Japanese actor, voice actor and narrator from Musashino, Tokyo. Mugihito was formerly credited under his birth name and also Mugihito Amachi (天地麦人).

In the year 2201, one year after the Yamato saved Earth from radioactive contamination, a new threat emerges. The Yamato makes its final journey to save the Earth from this new threat. 
Earth has almost recovered from the battle against Gamilus, and reconstruction has expanded to the other planets. When former Yamato crew-mates discover a strange, garbled message that seems to be coming from a white comet headed towards Earth, they hijack their old space fortress and begin a new battle. 
(Source: AnimeNfo)

He was represented by Tokyo Actor's Consumer's Cooperative Society and after by Aoni Production.

He passed away on January 27, 2014 at the age of 82 due to ischemic heart disease or coronary artery disease.

[Profile](https://www.aoni.co.jp/search/nagai-ichiro.html)

In the distant future, the war between the human race and the Gamilon has taken its toll on the planet Earth. Constant bombardment of radioactive asteroids has rendered the planet's atmosphere uninhabitable. As a means of relief aid, Queen Starsha of the planet Iscandar offers the Earth Forces a device that can completely neutalize the radiation off the planet. For this task, the space battleship Yamato is launched from the remains of its World War II ancestor on a 148,000 light-year journey. However, the crew of the Yamato has only one Earth year to travel to Iscandar and back, or the human race will come to an end.
 
(Source: Anime News Network)

A Brazilian actor, comedian, voice actor, illusionist, copywriter, broadcaster and writer. He is the son of comedian Chico Anysio and actress and star Rose Rondelli.

Three years since the return of the legendary Space Battleship Yamato, Earth has begun rebuilding itself and has made peace with the Gamilans. However, this recovery comes at the cost of utilizing the forbidden Wave Motion technology.
 
Meanwhile, the notorious former crew members of the Yamato, who have each gone their separate ways, receive a psychic message from the mysterious Goddess Teresa. She urges them to return to their beloved ship and travel to the distant planet Terezart. They are promised a revolutionary power to combat the unprecedented threat of the relentless Gatlantis Empire, who are approaching Earth with all but innocent intentions.
 
Unable to resist her plea, the crew reassembles and sets sail on another perilous intergalactic voyage, one that will test their sheer courage and versatility in the face of an even greater foe.
 
(Source: MAL Rewrite)