· News broke that Oguri Shun was beaten by やまだたかゆき during the filming process. It turned out to be an accident. The two agreed to remind each other to pay attention if they felt that there might be a danger, but at the time Oguri Shun forgot the agreement and failed to speak out in time, so he took a heavy blow on the face. Afterwards, the two unanimously determined that the wrong three-pointer was hitting Yamada, and the seven-pointer was hitting Oguri.
· Professional costume designer Tetsuo Kitahara designed very stylish styles for the characters in the film. He himself is also a fan of the original comics. Kitahara revealed that the design did not show the specific theme of his personal style, but took the director's requirements and the character's style as the first consideration, and designed the most suitable shape in a targeted manner. At the same time, pay special attention to the obvious contemporary features in the costumes, so that audiences of all ages can see the epitome of their youth in the film.
· Almost all the film crews for this film are boys. Everyone has a very good relationship. They often go to the barbecue restaurant near the hotel for dinner after the filming of the day.
· Oguri Shun revealed that during the filming, he was upsetand regarded people unrelated to the film as enemies, so he was indifferent to reporters who came to interview. Oguri specifically apologized for this incident on the official blog.
· The original author Takahashi Hiroshi praised the movie version and expressed his desire to watch the sequel. He also personally went to Osaka where he was shooting. The enthusiasm of the film crew and the realistic setting of Lily of the Valley High School impressed him.
· For the filming of the film, Takahashi Hiroshi did not make any special requirements. He believes that this is the job of the director and he should not interfere. Director Takashi Miike laughed and said that such a laissez-faire approach and not asking for requirements created pressure on him
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