The Yomiuri Shimbun reports:
The Metropolitan Police Department on Tuesday arrested a former engineer of SoftBank Corp. on suspicion of violating the Unfair Competition Prevention Law by illegally divulging trade secrets regarding the 5G fifth-generation telecommunications standard, the MPD said.
Kuniaki Aiba, 45, of Yokohama quit SoftBank and started working for Rakuten Mobile, Inc., one of its rival companies, last year.
Read more on Japan Today. Investigators claim that he accessed the company’s server using his personal device and emailed himself files, then quit SoftBank that same day and started the next day at Rakuten.