Over 60% of people in Japan plan to do something for their mother or mother-in-law for Mother's Day on Sunday, a survey by Tokyo-based research company Intage has shown.The survey, conducted online in late March, covered people age 15 to 79 who are registered as Intage questionnaire respondents. Valid responses were received from 5,000 of them.Of about 3,600 respondents who said they had a mother or mother-in-law, 64.6% answered that they will do something for the occasion.