On Aug 7, 株式会社CARPE DIEM submitted the Change Report to Ministry of Finance. The report shows that 株式会社CARPE DIEM increased their holdings in $Yamashita Health Care Holdings.JP$, with their joint shareholding ratio up from 10.4% to 11.52%.
Source: Edinet Announcement
What is the 5% shareholding reporting system?
Shareholders with holding ratio exceeding 5% must submit a Large Shareholding Report within five business days from that day. If the holding ratio increases or decreases by 1% or more after submitting a Large Shareholding Report, the holder must submit a Change Report within five business days from that day.