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Photo: ROG at Japanese Wikipedia, CC BY-SA 3.0 via Wikimedia Commons
Known as Jingu Stadium. Can see university and professional baseball games. It is also famous for being a stadium for the Tokyo qualifying round of the National High School Baseball Tournament.
The Meiji Jingu Stadium is a baseball stadium in Shinjuku, Tokyo, Japan. It opened in 1926 and holds 37,933 spectators. Property of the Meiji Shrine, it is the home field of the Tokyo Yakult Swallows professional baseball team. It also hosts college baseball, including the Tokyo Big6 Baseball League and the Tohto University Baseball League.
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東京四谷総鎮守 須賀神社
It is a shrine located around Shinjuku. It is a small shrine, but the stairs in front of it are famous as the background in the animated movie Your Name.
新宿御苑
A large public garden, and one of the most popular places for viewing cherry blossoms in spring. It has Japanese, English and French gardens, as well as a Taiwanese teahouse and a greenhouse. The entrance fee often makes the park surprisingly uncrowded and peaceful. Admission ends 30 minutes before closing.
消防博物館
Three fire-fighting helicopters, ten trucks, and 3 floors of exhibitions. Very popular with kids, who can wear fire-fighting clothes and ride some of the helicopters and trucks.
東京おもちゃ美術館 Tokyo omocha bijutsukan
An old school filled with toys and fun small houses. Accompanying adults won't get bored, thanks to the variety of toys.
新宿サザンテラス
The promenade next to the Southern Terrace exit offers a magnificent view of the Takashimaya department store and a bridge that offers the best spot for watching trains enter and exit. Starbucks, Shake Shack and other restaurants.