There are a great variety of companies, ranging from IT to trading companies, as well as many multinational companies in Japan. Office work requiring English can be found in a great number of these industries in Japan, and your work environment will vary depending on the type of company you work for. Likewise, your actual work will vary depending on the company you work for.
Office work includes general document preparation, filing, and meetings. However, depending on the industry, specialized knowledge and language skills may also be required.
Your work environment and what you actually do will vary greatly depending on the company and the industry you work in. You may be involved in meetings and correspondence with overseas companies, so business-level language ability is required. Furthermore, if you work at a multinational company, you may have more opportunities to work together with people from countries other than Japan.
Those with experience working for a Japanese Company
Those who have lived in Japan for a long time
Those who can speak conversational English