To apply job in Japan, you need Japanese Resume and CV. Ususally we use Cover Letter and CV to apply a job, in Japan usually templates for Resume and CV are fixed. Are you familiar with this resumes? Here is some brief explanation about this resumes.
Japanese Resume (履歴書:Rirekisho): Document that conveys your background (education, work experience) and basic information (name, date of birth, contact information, etc.)