01 who are you?                        dare desuka?
02 may i have your name?               donata desuka?(polite)
03 who is doing so?                    dare ga sore o shite imasuka?
04 who is going with us?               dare ga watashi-tachi to iki-masuka?
05 whose is this?                      dare no desuka?
06 for who?                            dare no tame desuka?
07 who will come with you?             dare to ki-masuka?
08 who do you want to see?             dare ni ai-tai desuka?
*want to ---= ---tai 
 want to eat=tabe-tai
 want to go=iki-tai
 want to come=ki-tai