The total number of cases of new flu infections, both domestic and those contracted aboard, reached 129 in Japan, Kyodo News reported.
The number, calculated by Kyodo, means 33 more infections were confirmed Monday. The latest tally from the government stood at 96.
Japanese government on Monday convened an emergency meeting to discuss countermeasures on the spread of the epidemic.
Prime Minister Taro Aso called for public calm, saying the Japanese government has no plans to ask citizens to refrain from holding meetings or scale down corporate activity.