Pro-casino lawmakers have agreed to consider putting limits on the ability of Japanese to patronize gambling establishments, bowing to pressure from opponents who have threatened to block a legalization bill unless it addresses issues such as gambling addiction.

Such a revision would boost chances of the bill getting passed this year, as proponents hope, although it is not yet clear whether enough anti-casino lawmakers will be persuaded to provide the support it needs in both Diet chambers.

The Japanese gaming market figures to be worth trillions of yen a year.