Tetsuya reveals the results of the firefighter exam. The housemates talk about their careers and dreams. Masato prepares for a surfing contest.

Tetsuya tells Seina that he can’t just tell Kitahara that he likes her, because there is too much for her to lose. Masato’s competition day arrives.

After finding out that Kitahara isn't really interested in Tetsuya, Momoko asks the pop star what kind of guy she likes.

Masato and Seina talk in the morning after kissing the night before. Tetsuya finds out that Masato asked Kitahara out on a date.

Momoko and Tetsuya talk about relationships over food. Masato takes Seina out to dinner to tell her something important.

Masato looks to sharpen his surfing skills. Kitahara talks to Yuko Oshima and other AKB48 members about balancing work with her life at Terrace House.

Tetsuya talks to someone from his past about his dream of becoming an actor. Seina does a test photo shoot during another audition for a magazine.

Kitahara and Tetsuya go on their final date before they part ways. The boys find a touching letter after they say goodbye to Masato.

Evil villain YOU is watching her experiment from the control room. So far everything is going as expected. Japanese people are terrible at getting laid and find it very difficult to even hold hands. This is a special episode focusing on the most interesting subject, Tecchan. He gets to meet Taylor Swift, then YOU does a recap of what the hell Tecchan as been up to for the past 12 weeks.

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.

YOU and Tori-chan realized that keeping an eye on these people and commenting Tecchan House is a lot of work, and call for reinforcements. A new girl is about to enter the house. Will Tecchan be friend zoned once again?

Seina is trying to contact Ma-kun, but he is ghosting her. New girl Aya joins the house. Her life goal is to get married at the Doraemon museum. Will it be Tecchan or Oji? Or will her stay in Terrace House make her give up on love all together? Seina drinks wine.

Oji and Seina goes out on a second date. Seina drinks wine. Aya complains about the filth in Terrace House and the house mates decides to clean it. Ma-kun visits the house.

Ma-kun and Seina have their talk and it goes as expected. Seina turns 26 and throws a party where she drinks all the wine in the house before leaving it. Tecchan cries. Will this be the last we see of Seina?