TOKYO — Japanese satellite platform DirecTV Japan has increased its capital to 40.2 billion yen ($307 million), up from the previous amount of 31.87 billion yen ($243 million).The direct satellite broadcaster also said that another investor, land developer and leasing company Orix Corp., joined the DirecTV team with a tiny share of 0.41%. Orix will help promote subscriptions and receiver leasing, DirecTV said in a statement. The announcement from DirecTV comes weeks before Japan’s other two satellite platforms merge to form the largest platform in the country. PerfecTV and JSkyB will take to the air in May with their new venture called SkyPerfecTV. DirecTV has been in full-scale operation in Japan since December.