Ogasawara Islands (Bonin Islands) have no baiu because the Pacific anticyclone is dominant since the early summer and the baiu front cannot come close and the region is covered by the real summer air.
小笠原諸島は初夏より太平洋高気圧に支配されて梅雨前線が近付けず、真夏の空気に包まれるため、こちらも梅雨がない。