【セットアップ可能/接触冷感/イージーケア/ウエストゴム仕様】リラクミスト テーパードパンツThat might be ideal, I guess, if you are just meeting B's Good friend and locating out that they know B. But normally I might say "I met up having a recently" or "I saw A lately" or "I talked to some not too long ago" or