If the visa goes well, I will arrive in Japan at the end of June. May I ask if I can find time to visit your research room at that time, or if there is a suitable research room open day.
If the visa goes well, I will arrive in Japan at the end of June, please ask if I can find time to visit your research room, or if there is a suitable research room open day. ...
If the visa goes well, I will arrive in Japan at the end of June. Would you please find time to visit your research room at that time, or if there is a suitable research room open day.