I'm following up the torrents containing old games YSFC uploaded (search for him on this site) with more old games.

No guarantees about them working.

Contains these games:

[010126] [Ripe] 雪のにおいと風のいろ (Yuki no nioi to kaze no iro)
[010126] [創美研究所] ぱちもそ (Pachimoso)
[010222] [RUNE] ぴヨナピコナ (Piyona pikona)
[010223] [PL+US] 紫花 -しのはな- (Shinohana)
[010302] [CRAFTWORK] さよならを教えて comment te dire adieu (Sayonara wo oshiete)
[010427] [PL+US] TRICOLORE -トリコロール-
[010511] [e-エ・レ・キテル] Silence -聖なる夜の鐘の中で- (Silence ~Seinaru yoru no kane no naka de~)
[010525] [BasiL] 21 -TwoOne-
[010525] [SOUP] Vivre ～魂(こころ)からの笑顔～ (Vivre ~Kokoro kara no egao~)
[010615] [Ather] Campus NewEdition
[010615] [HOOK] 雨あがりの猫たちへ (Ameagari no neko-tachi e)
[010629] [林組] お約束LOVE (O-yakusoku love)
[010713] [STUDIOねこぱんち] ゆかちゃん あ・そ・ぼ (Yuka-chan a-so-bo)
[010727] [Fairy tale] Natural2 DUO
[010803] [せ・き・ら・ら] 私に今夜☆会いに来て (Watashi ni kon'ya ai ni kite)
[010831] [APPLE PIE／えん] 夕闇の童詩 (Yuuyami no warabeuta)
[010907] [Sweet Basil／あんく] いつかの空 (Itsuka no sora)
[010928] [forte] 明日もきっと晴れ♪ (Ashita mo kitto hare)
[010928] [future] みらくるツインズ 〜恋の魔法を貴方に〜 (Miracle twins ~Koi no mahou wo anata ni~)
[011005] [JANIS／ivory] ツクヨミ ～稀人の唄～ (Tsukuyomi ~Marebito no uta~)
[011005] [Q-X] たいせつなうた -恋する夢歌姫- (Taisetsu na uta ~Koisuru yume-utahime~)
[011005] [Remain] Trois -トロワ-
[011019] [Ripe] Private Emotion
[011026] [TRIFACT] プライムガール (Prime girl)
[011122] [ACTIVE] めいっぱい☆あすりぃと (Meippai athlete)
[011122] [C's ware] 蜜柑 (Mikan)
[011228] [Rateblack] sacrifice -制服狩り- (sacrifice ~seifuku-gari~)

Please share them further.
どうぞこのゲームをほかのサイトにでもアップしてください