Kaihin Sougou High School is a high school which was mentioned in light novel to be relatively near Hachiman's house. The Student Council from Kaihin Sougou participated in the collaboration event with Sobu High School for the Christmas Event and a joint prom. Although the school's building is never seen, the school may be based on the real-life Chiba Prefectural Makuhari Sougou High School.
Uniform[]
The students are shown to wear the uniform of Kaihin Sougou High school that is composed of a white dress shirt, a light blue sweater with two dark blue lines at the top, and a red tie under a navy blue blazer. The girls have a skirt. In the winter, the students wear black overcoats.
Student council members[]
Student council with some volunteers
Tamanawa, Kaori along with seven other unnamed members of Student councils were shown to participate in the Christmas collaboration event with Sobu High School Councils. The members were shown to use complex English words but doesn't seem to execute any plan due to fear of failure but later took their role in so much effort after it became a competition.
Activity[]
Most of the activities mentioned are collaborations with Sobu High School.
Christmas Collaboration event[]
Poster advertisement for the event
The event was mentioned to proposed by Kaihin Sougou High in partnership with Sobu High School and nearby Elementary school (Rumi Tsurumi's School). The planning committee for the event as well as the stage for performance was at Takashu Community Center near the station. After much consideration and incidents, the event was split between the two schools. The budget was provided by both school's student council and some sponsors The Kaihin Sougou High school has more volunteers than Sobu High School.
The date of the event was on December 24 and the time was mentioned to be 13:00 (1:00 PM in 12-Hour Clock).
Concert performed by Kaihin sougou High student for Christmas
The School performed a musical concert for the event by its own students by Splitting the workload. The students were Capable of playing an entire musical concert within a limited time and budget not to mention the lack of practice, as it become a competition between the two schools.
They performed before Sobu High and were mentioned to receive a good response. The event was mentioned to be successful leading to the next collaboration between the school.
Pre-Valentine's Day Collaboration event of cooking class[]
The event is formed after the success of their previous collaboration event as a Pre-Valentine event. The participants were shown to make valentine chocolate. The event takes place in the same Takashu Community Center near the station.
Kaihin Sougou student in Pre-valentine event
Iroha mentions that the Kaihin Sougou High school was providing the full budget and The event was initiated by Sobu High School Student Council president, Iroha Isshiki. The members seem to be the same ones of the Christmas Collaboration event. The date of the event was mentioned to be February 13th.
Joint Prom[]
While Hachiman and Yui plan an outlandish mock prom to improve the chances of Yukino's and Iroha's prom being accepted, they reach out to Tamanawa and Kaori to help lend the plan some credibility. Tamanawa and Kaori initially dismiss the plan as being unrealistic and poorly thought out, but later agreed to help organize a joint prom taking place after the original Sobu High School prom.