The film was shot underwater in the extreme cold of winter. Nightmare scenes were filmed. His feelings for his family, which he never revealed as a military commander, overflowed in his dreams. In an unprecedented attempt to depict the weakness and conflicts of Nobunaga Oda, Director Otomo searched for a location with the insistence that "a scene never seen before must be shot in a place never seen before," and when the staff found this location, everyone was so gut-punched! When the staff found the location, everyone was so excited that they all popped their fists in the air. Director Otomo said, "The charm of Shiga is that there are spots like this that have yet to be discovered.

The cedar tree, a designated natural monument of Shiga Prefecture, is said to be more than 1,000 years old. Because it is located on the shore of Iwao Pond, it is called the "lone cedar of Iwao Pond," or "Lord of the Pond. It is said that in the early Heian period (794-1185), when Saicho visited this area in search of wood to build Enryaku-ji Temple on Mount Hiei, he ate a meal here and stuck his chopsticks in the ground.

The majority of the film was shot at Toei's Kyoto Studios in the city of Kyoto, including the scene at Kiyoshu Castle (a military meeting prior to the battle of Okehazama). The scene at Honnoji Temple is also a highlight of the film, with numerous performers engaging in a battle to kill Nobunaga and Ranmaru. The Otomo crew led by director Otomo and the staff of the film studio teamed up to shoot the film from the fall of 2021 to the winter of 2022.

A film studio that houses the Toei Movie Village in Hadami, which has open sets for period dramas. Many famous craftsmen who create images gather here, including the lighting technicians and hairdressers who have supported many of the famous films that have been created here. Although many period dramas are produced here, many modern dramas have also been filmed, and Leaf's office has often been used in a publishing house setting and has appeared in dramas.

The historic temples and shrines in Kyoto that cooperated with Toei for the filming location all expressed their trust and sense of security in the studio, saying, "We would not have lent the film if it were not for the Kyoto studio," and "I think it was built on the trust between Toei and Kyoto from the old days to the present. Once again, I realized that this film was produced based on the strong relationship of trust between Toei, which is celebrating its 70th anniversary, and Kyoto, its hometown. After watching the film, please visit the filming locations in Kyoto and Shiga to feel closer to the film!