星槎グループ

2021年01月15日

The Winter Sports & Parasports category of the 2nd SEISA Olympics was held online!

2021年01月12日

KIHARA from SEISA Kokusai High School Kawaguchi, OJIO and MATSUSHIMA from SEISA Junior High School participate in All Japan Table Tennis Championships!

2021年01月12日

To All High School Students Who Are Affected By COVID-19

2021年01月12日

SEISA Official Note "SEISA Kokusai High School Sports Column" is Now Available!

2021年01月04日

On March 18th, ALL ABOARD!! SEISA National Railroad Friends’ Club (SEISA NRRFC) Presents Online Quiz Battle "King of Railroad Fans (King of RRF)”

2021年01月04日

SEISA Kokusai High School Shonan Women’s Football Team in The Top 16! Lost to Tokiwagi Gakuen High School in a Penalty Shootout.

2021年01月03日

2-0 Win Over Osaka Toin High School! SEISA Kokusai High School Shonan Women's Football Team Advanced to the 2nd Round of the All Japan High School Women's Football Championship!

2021年01月01日

New Year greetings

2020年12月31日

SEISA Kokusai High School Shonan Women’s Football Team will Participate in the All Japan High School Women’s Football Championship for the 7th Consecutive Years.

2020年12月30日

SEISA Holds 2nd SEISA Olympics in Hokkaido, 2021