On Aug 19, 守本 正宏 submitted the Change Report to Ministry of Finance. The report shows that 守本 正宏 decreased their holdings in $Fronteo (2158.JP)$, with their joint shareholding ratio down from 18.16% to 17.24%.
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.