tokyo station to tokyo tower

intend to take bus from 東京駅丸の内南口,
1) is the bus station just outside the station?

2) this be the bus route, will it stop every point or we need to press button before the stop?http://www.kotsu.metro.tokyo.jp/bus/keitou/2618.html

3) will inside the bus got sign to show next station?

4) take suica card?

thanks

1) is the bus station just outside the station?
(5) bus stop
http://www.kotsu.metro.tokyo.jp/bus/noriba/tokyo.html

2) this be the bus route, will it stop every point or we need to press button before the stop?http://www.kotsu.metro.tokyo.jp/bus/keitou/2618.html
press button.

3) will inside the bus got sign to show next station?
yes.

4) take suica card?
Suica or Cash

tell to driver "Tokyo Tower Ikitai"(i want to go tokyo tower)
driver will drop you off at Tokyo Tower