The IPO offered 2.32 billion shares for a price of 1,200 yen apiece, valuing the offering at 348.6 billion yen ($2.3 billion)

Tokyo Metro Co. shares opened at 1,630 yen ($10.8) in their Tokyo Stock Exchange debut Wednesday, far above its offer price of 1,200

TOKYO (Reuters) -Tokyo Metro raised 348.6 billion yen ($2.3 billion) in Japan's largest initial public offering in six years after pricing its IPO at the top of its range, a regulatory filing from the company showed on Tuesday.

Tokyo Metro, the underground railway network that carries more than 6.5mn passengers a day through the Japanese capital at levels of punctuality and cleanliness envied around the world, will list its shares on the Tokyo Stock Exchange on Wednesday in the country’s biggest initial public offering in six years.

The trading debut of Tokyo Metro Co., which runs one of the world’s largest subway systems, is set to support the bull case for the Japanese stock market after an oversubscribed public offering.

Perks, including access to the company golf range and free tempura, are reportedly luring retail investors to Japan's biggest initial public offering in six years. Japanese citizens are anticipating a public offering from Tokyo Metro Co.