Preparation to climb

Planning

As long as going to mountain, even if Mt.Takao (the most congested mountain in Japan), some degree of preparation is required. At least, you need to complete as such below beforehand.

Making a trekking plan with the correct map
Submitting the plan to the local police (Sometimes the trekking post is set on the trailhead.)
Checking multiple weather forecasts
Let someone (friends or families) know which mountain you will visit!

And next, it is required to prepare sufficient equipments.

Equipments

This time, we consider the must-bring equipment for one day trekking.

Relatively hard and waterploof shoes (Those for jogging aren't recommended.)
Lunch and snacks (like riceball and energy gel)
Bottles of water (at least 1000ml in summer)

But where can we buy these equipments in Japan?

ISHII SPORTS (no English website): overall outdoor goods
This is one of the popular chainstore for outdoor goods and almost all mountaingears are included. You can get shoes, grabs, caps, backpacks, headlamps, rescuegoods and so on.

UNIQLO (no English website): outfits
You can acquire underwears, sportwears, and of course city outfits with affordable price.

Convenience store: foods, any other comodities
There are many convenience stores in Japan. Espacially, some scale of stations definitely contein ones. Don't miss to get foods and drinks here before climbing up!