Do you know Remm Hotel Shin-Osaka?

As I will travel to Japan as on Apr 10-18, 2013, I have some quetions as below.
1. Is there anyone know about Remm Hotel at Shin Osaka Station? I will stay there 3 nights
Is it goods?

2. I will travel to Takayama on Apr 13 and go to Tokyo, is there any service for sending luggage from Osaka to Tokyo? please also advise.

3. Is there any bus direct from Takayama to Kawaguchiko?

4. How can I travel from Kawaguchiok to Narita?

5. How can I rent wifi at Kaisai aitport but return at Narita airport?


Please advise, this is my first tim in Japan. Thank you very much.

I will travel to Takayama on Apr 13 and go to Tokyo, is there any service for sending luggage from Osaka to Tokyo?

Yes, it is explained here:
http://www.japan-guide.com/e/e2278.html

Is there any bus direct from Takayama to Kawaguchiko?

No.

4. How can I travel from Kawaguchiok to Narita?

By bus and Narita Express via Shinjuku (or various other ways):
http://www.japan-guide.com/e/e6905.html
http://www.japan-guide.com/e/e2027.html?aFROM=2027_3011