WAbu-san
WAce of Diamond
WAsaoka High School Baseball Club Diary: Over Fence
WBattery (novel series)
WBig Windup!
WBōkyaku Battery
WCaptain (manga)
WCross Game
WDokaben
WGanbare!! Tabuchi-kun!!
WGurazeni
WH2 (manga)
WIdol Ace
WIkkyū-san (manga)
WIppatsu Kanta-kun
WItsumo Misora
WLast Inning
WMajor (manga)
WMajor 2nd
WMix (manga)
WMoshidora
WMr. Fullswing
WNine (manga)
WOne Outs
WPlay Ball (manga)
WPrincess Nine
WRookies (manga)
WSaikyō! Toritsu Aoizaka Kōkō Yakyūbu
WStar of the Giants
WTaishō Baseball Girls
WTamayomi
WTouch (manga)
WYakyū-kyō no Uta