Seibu Lions announced that a terrestrial TV commercial titled "Dream Two-Shot Edition" will be aired on Fuji TV and TV Asahi from the 14th ahead of the opening on the 27th. In advance of this, from the 9th, the commercial and videos promoting the opening will be aired on outdoor advertisements in the Ikebukuro and Shinjuku areas, as well as on YouTube.

For the second year in a row, a TV commercial will be produced with the same main copy as last year, "overwhelmingly close proximity. A total of four commercials are scheduled to be aired: "Mothers," "Sisters," "Parents and Children," and "Fathers and Children. Manaya Nishikawa outfielder, who won the first Golden Glove Award last season and also appears in this commercial, said through the baseball team, "When I was told about the TV commercial, I was surprised, 'I never thought it would be such a project! I was surprised. It's different from the kind of commercials you usually see, and I think it's a little eye-catching. Belluna Dome In the "Kickoff", the audience and ground are really close to each other, so your cheers will reach us directly. Please come to the stadium and enjoy the "real thing," not a composite photo, from an overwhelmingly close distance! He also called out to the fans.

Furthermore, starting on the 14th, a 3D video advertisement will be aired on Cross Shinjuku Vision at the east exit of JR Shinjuku Station, making it appear as if Seibu Lions players are jumping out at you. On the same day, Shinjuku Yunika Vision in front of Seibu Lions Shinjuku Station will also air an opening announcement video.