Ph.D. defence by Kazuki Kojima was held on Jan. 26th. The title and details of his Ph.D. thesis are reported below.

"Search for lepton flavor universality violation in \(\overline{B}\rightarrow D^{*}\tau^{-}\overline{\nu}_{\tau}\) decays using hadronic \(B\) tagging at the Belle II experiment"
The abstract in Japanese can be found at this link.
The paper of this study (arXiv:2401.02840) has been submitted to Physical Review D.

You can find more photos of this event here.