[REQ] Sabbat of the Witch Character Songs

[kuroigami4]

Could someone find the download links of either 320k or FLAC of these 4 albums for me? I've tried to search around for weeks already but could not find any downloadable link.
Vol 1 - Sweet Treasure: https://www.amazon.co.jp/サノバウィッチ-キャラクターソング-Vol-1-「sweet-treasure」/dp/B00O2RZQJW
Vol 2 - Real Friend: https://www.amazon.co.jp/ゆずソフト-サノバウィッチ-キャラクターソング-Vol-2-「リアルフレンド」/dp/B00O2RZMPU
Vol 3 - Sweet Sweet Alice: https://www.amazon.co.jp/サノバウィッチ-キャラクターソング-Vol-3-「Sweet-Sweet/dp/B00O2RZMO6
Vol 4 - Midday Star: https://www.amazon.co.jp/サノバウィッチ-キャラクターソング-Vol-4-「Midday-Star」/dp/B00O2RZMAU