You made it. You got off the plane and finally arrived in Japan. However, after the first initial joy, a sudden realization might hit you right in your face; ?where to start" So much to do!?.
Moving is always a stressful experience but can be even more stressful when one moves to another country. The language is different and things might work totally different.

But the experience might be less stressful if you come a little bit prepared.

I always say, things will work out somehow. They must. And they do. But how one gets there and how much stress is involved is entirely up to oneself. And I like to be prepared (warning: German stereotype proven to be true here).
Hopefully, you already secured your housing. Do you stay in a shared apartment" Or a furnished private apartment" Make sure before you arrive what you will find there. Bedding is often not included and arriving in the middle of the night and then having no blanket and pillow might be a tad uncomfortable. Some places offer rental bedding (new and used) or even offer to buy things for you and have them delivered when you arrive. Consider renting bedding if you are only staying for a short time because both buying and disposing might be a hassle. If you still need a lot of things to get started, like plates, cutlery, cleaning supplies etc., a great way to get started cheaply is the heavenly 100 Yen store. Now, I don?t know where you are from but where I am from, 1 Euro Shops are considered to be reall...