For me this looks quite similar to the Falcima (6.0 mm thick, both have the same reaction and vibration values 10.9 and 9.7)
Minion 5
https://www.butterfly.co.jp/products/detail/37291.html
Falcima
https://www.butterfly.co.jp/products/detail/37111.html
Google translation for M5
"A pure wood...