Here are mainly the original items.

The calender contain the photo taken
by Shatoshi Goto who a cave photographer
in our club.

 ※publisher : Speleo Projects

 ※It is available for purchase
    at the following sites.
     "Speleo Projects"
     "Speleobooks"
     "Expe"

 ※Goto's collection of cave photography

"Tokyo Speleo Club" was celebrating its 10th anniversary at Jul 2010.
At that time, the memorial book was published.

This was one of the 10th anniversary gift.
It is homage of the legendary Japanese
TV program "Suiyou Special" logo mark.

* Suiyou = Wednesday

This was one of the 10th anniversary gift.