#002 of 2D Dream Digital Anthology, this is the second half of physical form 2D Dream Comics #154, which can be found here.

info on mugi:
http://doujinshi.mugimugi.org/book/102613/ (physical)

you can get the work from:
digital
http://www.dlsite.com/books/work/=/product_id/BJ001704.html
physical
http://www.mangaoh.co.jp/catalog/177964/

Contents:
page -【Artist (Roman)／(Japanese)】-『Title』-「Tank (if exists)」

Second half (this gallery)
005 -【kou】-『触手ハンターシルヴィア』
025 -【Kusunoki Rin／楠木りん】-『夢魔ハンター夢希』- included in 少女迷宮 (二次元ドリームコミックス202)
045 -【Utsugi Tsuguha／空木次葉】-『カミノテ』- included in 淫触幻夢 (二次元ドリームコミックス172)

First half (click to visit)
005 -【抹茶ちゃもも】-『お山のかみさま』- included in その手に救いは届かない (二次元ドリームコミックス162)
025 -【松波留美】-『無限』- included in 着装プレイ (二次元ドリームコミックス204)
045 -【まる寝子】-『まじかるみゅーてーしょんメルル』- included in いぢられにゃのこ (二次元ドリームコミックス152)

Title omitted in digital version (click to view the physical scan)
【MISS BLACK】-『前衛魔法少女』, also appeared on 二次元ドリームマガジン Vol.40

Base +15, syakure -8

the title implies that tentacle rape comics will be getting tentacle raped themselves in this comic about tentacle rape.

Base +9