Ruri no Houseki

To be spoiled and to be spoiled. A collection of stories filled with the moe of siblings! Sibling love is nurtured under one roof. The younger siblings are so cute that they take care of their younger siblings, and the older siblings are pampered and rebel against their older siblings. What kind of stories are born from the close blood relationship between siblings? - Kokui no Osahou (黒衣のお作法) by MATSUMOTO Suisei - Naisho no Kuchibeni (内緒の口紅) by NESHI Atsuko - Konshuu de Sannin (今週で３人) by NISHIDA Kokoro - Idol Onee-chan (アイドルおねえちゃん) by TOMIZAWA Michika - To be continued! by SAKUMOTO Mizuki - Bitter Chocolate Mint (ビターチョコミント) by AMANO Miki - Penki Jijii (ぺんきじじい) by NISHIDA Kokoro - Soft Cream wa Tokenai Uchi ni (ソフトクリームは溶けないうちに) by FUKUSHIMA Satoshi - Futari Himitsu no Kakurenbo (ふたり秘密のかくれんぼ) by SAKUMOTO Mizuki - Otouto Capsule (弟カプセル) by TOMIZAWA Michika - Gamen no Mukou no (画面の向こうの) by NESHI Atsuko - 4-dome no Haru (4度目の春) by MATSUMOTO Suisei - Ani wa "Hikaru-kun" (兄は「光くん」) by KASAI Nao - Yuuei Kyoudai (游泳兄弟) by KOSHITANI Misaki - Nikki ni Wanai (日記にはない) by NESHI Atsuko - Youkoso Eiyuu (ようこそ英雄) by NISHI Kouhei - Ani wa Gestalt (兄はゲシュタルト) by NISHIDA Kokoro - Panties Senya Ichiya (パンティー 千夜一夜) by MATSUMOTO Suisei - Ani Juku (兄塾) by SHINONOME Atsuka - Shin Sekai (新世界) by FUKUSHIMA Satoshi - Renkinjutsushi no Imouto-tachi (錬金術師の妹たち) by UNOSHIMA Yoh - Aa, Chanto Imouto (あーちゃんと妹) by SHIBUYA Keiichirou - Niisama, Oki wo Tsuke Kudasaimase (兄様、お気をつけくださいませ) by KASAI Nao - Manazashi (まなざし) by KOSHITANI Misaki - Miss Sisters by Asawa - Kioku yori Amaku (記憶より甘く) by MATSUMOTO Suisei - "Imouto" (「妹」) by TOMI Akihito - Juuichiji no Rendezvous (11時のランデヴー) by SAKUMOTO Mizuki - Niichan no Ereki (にーちゃんのエレキ) by FUKUNAMI Yuuko

Mineral collecting is a modern-day treasure hunt! Ruri, a high school girl who loves jewelry and accessories, ventures into the world of mineral collecting in mountains, rivers, and caves. The first volume features numerous minerals, including quartz, garnet, pyrite, gold sand, and fluorite. The collection scenes are full of fascinating scenes using specialized tools such as a panning dish, hammer, and topographical maps. This is an authentic science adventure based on the solid knowledge of the author, who is trained in mineralogy!