All proceeds from the ticket sales of Stradivarius Duo Concert ~The Timbre of 1725 Violin "Wilhelmj" and Stradivarius 1716 Violin "Booth" ~ at Urayasu Concert Hall (24 January, 2022 Urayasu City), 660,000 yen, were donated to Urayasu City’s fund, which was established in December 2017 to enhance arts and culture in the city.

Yasuko Ohtani (Stradivarius 1725 Violin "Wilhelmj")
Minami Yoshida (Stradivarius 1716 Violin "Booth")
Kotaro Fukuma (Piano)