Dai Shimamura
Dai Shimamura (August 11, 1960 – August 30, 2023) was a Japanese politician who was a member of the House of Councillors. Biography 
Shimamura graduated in 1985 from Tokyo Dental College and worked in industry until his election in 2011. Shimamura died on August 30, 2023, at the age of 63. References 

1960 births
2023 deaths
21st-century Japanese politicians
Members of the House of Councillors (Japan)
Politicians from Chiba Prefecture