FlyerTalk Evangelist and Ambassador: The British Airways Club
Join Date: Jun 2008
Location: Somewhere between 0 and 13,000 metres high
Programs: AF/KL Life Plat, BA GGL+GfL, ALL Diam, Hilton Diam, Marriott Gold, blablablah, etc
Posts: 33,190
Not possible in general, not possible power 1000 from Japan where rules are rules.
if your partner’s allowance would allow them to check in your bag as theirs fine, if not that simply won’t happen.