Japanese use JIS but A size is the same with ISO so there’s no confusion here. For B size there’s slight difference in JIS and ISO, but as end user I hardly print anything other than A4 so haven’t encountered problems myself.

It’s from Kight Scoop which takes requests from viewers. This episode was aired in 2020 that a girl requested to date Godzilla bcs she deeply, romantically loves Godzilla. I haven’t seen it but it seems this clip is the end of the date she proposing him.

As Japanese expat I’d appreciate they used nori properly at the outmost. It holds things together so when I eat rolls I often see sesame or rice outside of nori with mild fear of falling out.