Everyone’s excited about the new Terrace House. With a new female housemate and romance in the air, the long-awaited new season is about to begin! Daiki goes from kickboxing to unboxing. Tecchan eagerly awaits the new girl joining. Will the new house cause more things to happen, or will they need to call in Seina-sensei?

Mai invites Tetsuya on a surfing date. Later he hears from Michi that Mai called him her ideal guy. He gets really excited, but will it last? Tecchan is practicing for the sleeping olympics in Tokyo 2020. Daiki tries to wear a suit. Tecchan goes surfing with Maimai.

Tetsuya thinks differently about Mai, who is getting on well with Yosuke. Rina is bewildered by Mai’s conduct. Yosuke’s kind words make Rina cry. The house mates now try to re-brand Tecchan as the least smooth guy in Japan. Maimai is a bull in the figurative social china shop.

Tetsuya is confused by Mai’s recent activity, and Miwako suggests celebrating Mai’s birthday. Meanwhile, Mai joins Yosuke and Rina for music practice. Rinati is plotting how to kill Maimai. Should she push her down the stairs? Use piano wire to blame a pianist? Or maybe poison her Chey latte?

A few days after their date, Mai makes Tetsuya breakfast. Later, Mai notices Tetsuya acting strangely at her birthday party. Tecchan goes on a date with maimai. Daiki catches a crab almost as big as Mi-ko’s boobs.

The house members distrust Mai, who cools on Tetsuya after seeing his behavior. On a date, Yosuke confesses his love to Rina with an original song.

Yosuke tells Rina she is the one for him. Tetsuya finally decides to confess his feelings to Mai, but she reveals her true feelings to everyone first.

Everyone lets loose on Mai, telling her they can't trust her. Later, while alone together, Tetsuya tells Mai he likes her.

Dyki seeks Hana’s advice about a new venture. He makes a decision about his relationship with Miwako and tells Tetsuya and Yosuke everything.

Mai is fretting over a house meeting. Tetsuya invites her to dinner to learn her true feelings. Miwako talks to Tetsuya about Dyki leaving the house.

Dyki and Miwako are about to move on from the Terrace House. Tetsuya and the other housemates have a surprise for them at their last Christmas party.

Special episode where the studio commentators vote for the catchphrase of Terrace House after re-watching scenes that include the nominated phrases.