Life insurance is a serious matter, as evidenced by the pile of paperwork you might need to deal with when applying for coverage. An APS is one piece of paperwork...
What is the weather like right now in Tokyo? In a word: fickle. Although people in the UK are still talking about spring, summer is already under way in Tokyo. Recently, the days have been a mix of hot, steamy afternoons, with intermittent cloud cover, and relatively cool, pleasant evenings.
The weather in Tokyo in December will be from 0ï½10 degree, pretty cold but rarely snow. However, you might get hot if you walk inside building, underground paths or public transport, which is most of the time in Tokyo. Therefore, if you wear many layers it might become annoying.