SKE48/NMB48/HKT48 official sites has updated their members' profile pictures, please check respective group's official website:
SKE48 official website: http://www.ske48.co.jp/profile/list.php
NMB48 official website: http://www.nmb48.com/member/
HKT48 official website: http://www.hkt48.jp/profile/
You may also be interested in following post:
AKB48 official site profile pictures updated
http://akb48-daily.blogspot.com/2015/05/official-site-profile-pictures-updated.html
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