Chiba is blessed with an attractive coastline that in the summer sees Tokyoites arriving in droves to enjoy the wide sandy beaches, high-quality surf and laid-back atmosphere on offer. July and August is when the beaches and surrounding towns really come alive. Bars, restaurants, shops and marine activities become widely available for the weekend urban crowds. The most popular beaches are Onjuku, Nakazato and Kujukuri-hama, though there’s plenty of room for exploration along Chiba’s 500-plus kilometer coastline a surfers paradise.
It is also a popular destination for Tokyo divers. One reason being that it has easy access from Tokyo and also Yokohama area using the Tokyo Bay Aqua tunnel running below the Tokyo Bay. The diving spots mainly are located at the tip of the Chiba peninsula, and located of the pacific side. Here, the warm Black current and the cold current for the south collide of the coast, giving this region a mix of tropical and cold water marine life.
Chiba Prefecture is where we have the Narita Airport. From Narita airport, the diving spots are much closer than Tokyo.