Gyaru model Hana-chan moves into the house. Seina welcomes the new house mate by opening a bottle of wine.

Sho-kun is preparing for his new life. Hana-chan goes to the coming of age ceremony in her home town. Tecchan makes sukiyaki. Seina drinks wine.

The kick-boxer Daiki-kun invades Tecchan’s harem. Momo-chan tries to be a DJ in Shibuya. Tecchan goes to a photo-shoot but hides from the photographer. Seina drinks black tea (with red wine in it).

After joining the house, Dyki promises to go on a drive with Hana as he continues his kickboxing training. Seina worries about her modeling career.

Tecchan is being taught how to be an actor, (or so they say could be a long running practical joke). Daiki teaches the house mates how to throw a punch. Seina goes to Narita to see Ma-kun.

Producers at Fuji TV pulls some strings and get Tecchan his first acting job. His back shoulder is shown on TV for a few seconds. He gets to meet Tori-chan. Seina makes chocolate with wine in it.

Another Tetsuya enters the house. He is a model, a pharmacist, mensa member and has a wikipedia article. But Tecchan stands his ground; there shall only be one Tecchan in the house, and names the newcomer Oji (the prince). Daiki confides in Seina who immediately spill the beans.

Since Daiki is not Tecchan, he asks Hana out on a second date where they go and fill their mouths with strawberries. When Tecchan and Seina are forever alone in the house, he tells her a secret, but completely forgets that there is a camera crew present and that everyone will watch the episode the following week.

This week on Tecchan House: Tecchan goes to work (once). Tecchan goes to acting class. Tecchan is awkward among people. Tecchan learns that secrets lasts about one week before they are broadcasted on national TV.

Daiki is fasting to loose weight for his championship, Hana cooks food for him anyway. Tecchan does nothing. Momo-chan is hiding. Oji is finding Waldo. Seina drinks wine.

Daiki tries cultural appropriation as a lucky charm and braids his hair. The match he’s been nagging about in every single episode since he arrived have finally come. He enters the match more pumped up than Yama-chan on speed

Daiki won the match. Now he will try to win the girl. With Daiki and Hana being all ラブラブ and Momo-chan leaving, Tecchan wants to be happy as well. Seina recommends tequila to be happy. Seina drinks wine, tequila and champagne, and becomes very happy. Oji is socially awkward.