直近6ヶ月分の投稿が閲覧可能なプランです 例)5月の場合、3月1日までの投稿が見れます。 ※当プランの料金は加入日から1ヶ月ごとの計算となりますが、古い記事の非公開作業はカレンダーに合わせて毎月1日に行われます。月末にご加入される方は、一番古い月（◯ヶ月前）の記事の閲覧期間が短くなりますので、あらかじめご了承ください。 This plan allows you to view posts from the current month and the five preceding months. Example: For May, you can view posts dating back to December 1 of last year. *Please note that while the fee for this plan is calculated on a monthly basis starting from the subscription date, older posts are hidden on the 1st of each month according to the calendar. If you subscribe at the end of the month, the viewing period for the oldest posts (from X months ago) will be shorter; please be aware of this in advance. *Mosaic modifications will be made to the membership plan in accordance with Japanese law. Please understand this in advance.