When cryptocurrency exchange Coincheck Inc. explained how hackers were able to make off with $530 million (?56.7 billion) in digital money, it noted that part of the problem had been beyond its control; the firm had struggled amid Japan¡¯s shortage of software engineers.

Coincheck said that no matter how hard it tried, it simply couldn¡¯t hire workers with the skills to seal gaps in security.

¡°We were aware we didn¡¯t have enough people working on internal checks, management and system risk,¡± chief executive Koichiro Wada told reporters last month. ¡°We strived to expand using headhunters and agencies, but ended up in this situation.¡±