Yes-he knowsuh... does he know you are doing this? There isn't much information to go on.
Nope- his luggage was lost on his return tripNo letters? No old address? No old phone number? No nothing? Name of the school she studied at in Canada? Anything we can use as a google search term?
Yes- it is Kanagawa- auto correct changed it and I missed itYour address sounds wrong
Kanagawa-ken, Ebina-shi, Chuo 3-1-23
243-0432 (you don't need the "T" in front)
There is no such place as Kanazawa-ken, although there is a Kanazawa-shi on the other side of Japan.