If you're looking for anime similar to Taiyou ga Yonde Iru!, you might like these titles.
When the cheerful and athletic You Hazuki entered Hikawa Junior High School, she wasn’t terribly fond of volleyball. But once she fell in love with Sho Takiki, the boys’ volleyball team captain, You decided to sign up for the girls’ team against her father’s will in the hopes of becoming attacker in Japan’s national women’s volleyball team! Now, as she learns to deal with the team's brutal coach and the pressure of the ever-increasingly difficult matches, You will become closer to the boy she loves and put all of her effort into winning both his heart, and her own matches.
Even with her “miracle ball,” junior high student Yomi Takeda’s pitching career ended in heartbreak. When she reunites with childhood friend Tamaki Yamazaki in high school, the only person who could catch her signature pitch, it rekindles her passion to play. To fulfill the promise made to each other as kids, she’s eager to step up to the plate again.
After refusing to join a professional baseball team, Gou Toujima becomes a high school baseball coach in a small village. Through baseball, he teaches his students the greatness of cooperation.