Umeda is a gateway of Osaka City and it is not surprising to find so many train stations in this small patch. There is also one of the largest and most complicated underground shopping malls in Japan, which stretches like a gigantic web connecting all train stations in the area. Please come to the listed coordinates. While you are standing just above the mall, you will be pleased to find a nice garden where people can take rest in this extremely busy neighbourhood!
Question 1:
Shown below is a picture taken at one of the entrances to the underground mall directing to train stations. Please find a two-digit number AB
The answers are A=[__] and B=[__]
To obtain the final coordinates, please answer following questions associated with Osaka City Subway system. Each subway station is indicated by the following icon on Google Maps.

Use center of the icon for the location of each station.
Question 2:
How many Osaka City Subway stations are there within 1,400m from the listed coordinates?
The answer is C=[__]
Question 3:
How many different Osaka City Subway lines do those stations in Question 2 belong to?
The answer is D=[__]
Question 4:
Calculate following numbers:
E=C-D-B-1=[__], F=D-A=[__], G=A*D=[__]
H=C-1=[___], K=D/A=[__], L=G-A=[__]
Here, you finally get the final coordinates:
N 34°4A.EFG
E 135°2H.GKL
When you arrive at the final coordinates, you will see an interesting object and sure you love it. The cache container is hidden in its close vicinity.
Enjoy!
You can check your answers for this puzzle on Geochecker.com.