Here are some basic information related to study in Japan
State: TOEFL IBT : 65, SAT (Subject).
Private: TOEFL (IBT): 65,
Transcript min 80
Recommendation Letter
Motivation Letter
State Univ (Tohoku, Todai Univ): Direct application - Interview - Subject test.
Private Univ: Direct app - Interview
Spring (April): registration start in Jun-Oct.
Fall (Sept): registration start in March
500.000 - 1.000.000 yen/ year (75 million Rupiah - 150 million Rupiah) (Mext Scholarship)
70.000 -200.000 yen/ month
Very much dependent on which city you live in and your lifestyle.
For more detailed information go to this link