On the right is the 16 floor Odakyu Department Store. On the left is Odakyu HALC, their electronic and sporting goods annex. They are massive shopping complexes. How do they justify so much retail space? Easy! Below ground and adjacent is the Shinjuku Station. According to Guinness World Records, the 3.6 million passengers a day qualify Shinjuku-eki as the world’s largest transportation hub.
