You have to read the book written by the CEO.
Mostly, put your experience to the successful pillars of the company value.
Quite generally, Japanese style.
Remember to talk out loud what you think to the interviewer.
Ask about the demo web app I created, the tech stacks I used, and the impact.
The following metrics were computed from 9 interview experiences for the Rakuten Applications Engineer role in Japan.
Rakuten's interview process for their Applications Engineer roles in Japan is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for Rakuten's Applications Engineer interview process in Japan.