CREATE TABLE table_name_89 (japanese_title VARCHAR(255), episodes VARCHAR(255), romaji_title VARCHAR(255))
For what Japanese title is there less than 11 episodes and the Romaji title is Regatta~Kimi to Ita Eien~?
    
SQL: SELECT japanese_title FROM table_name_89 WHERE episodes < 11 AND romaji_title = "regatta~kimi to ita eien~"