TMS Co., Ltd. announced a private placement to issue 3,659,487 shares at a issue price 187 yen per share for a gross proceeds JPY 684,324,069 on January 11, 2024. The transaction included participation from RTW Master Fund, Ltd for 2,083,830 shares, RTW Innovation Master Fund, Ltd for 1,524,886 shares and RTW Biotech Opportunities Ltd for 50,771 shares. The transaction is expected to close on January 31, 2024.