Risou No Otousan Tomodachi Dlc Rj01213396 [better]

I couldn’t find any verified or official information about a DLC titled “Risou no Otousan Tomodachi DLC” with the RJ code RJ01213396.

For the game Risou no Otousan Tomodachi (理想のお父さん友達), the DLC (RJ01213396) risou no otousan tomodachi dlc rj01213396

Content Includes:

In the narrative of the Tomodachi DLC, the protagonist—a man celebrated by those around him as the "ideal father"—finds his peaceful daily routine interrupted by the frequent visits of his daughter's close friend. Unlike the main game, which emphasizes internal family bonding, this story explores the boundaries of support and friendship. The "Ideal Father" is depicted as: I couldn’t find any verified or official information

What is Risou no Otousan Tomodachi?