October 1st is Tokyo Citizens Day.
On that day, adimmision fee for some establishment is free.
That includes Hamarikyu (Japanese garden near Hamamatsucho or Shiodome station)
http://www.tokyo-park.or.jp/english/park/detail_04.html#hamarikyu,
Ueno zoo (http://www.tokyo-zoo.net/english/index.html),
Tokyo Sea Life Park (http://www.tokyo-zoo.net/english/index.html) and
Edo-Tokyo Open-air Architectural Museum (http://tatemonoen.jp/english/index.html).
If you happen to be in Tokyo on October 1st, why don't you take advantage of free admission?


