New Delhi, Feb. 9 -- Tokyo's Nikkei 225 share index jumped as much as 5% to a record on Monday after Japanese Prime Minister Sanae Takaichi's governing party secured a two-thirds supermajority in a parliamentary election.

The landslide victory gives Takaichi a much stronger mandate to pursue market-friendly policies, though the impact on Japan's currency and bond markets may not be quite so positive.

"So overall, as the LDP has gone from a very weak government that really couldn't do anything to an extremely strong government now with the supermajority of the lower house, they really could call the shots," said Neil Newman, managing director and head of strategy at Astris Advisory Japan.

Other markets across Asia also advanced, with So...