https://addons.opera.com/ja/extensions/details/custom-new-tab-page/

https://addons.opera.com/ja/extensions/details/adblockforopera/ https://www.getadblock.com めも

https://addons.opera.com/ja/extensions/details/bookmarks-2/ [Settings]-[Bookmarks] [Folders to be opened at startup]:よく使うフォルダをDefine [Hidden folders]:使わないフォルダをDefine クリック(ポイント)数が減少(3->1)