Omoi, omoware, furi, furare
??That’s one manga, not multiple, it’s the name.

I can only think of like... one shots with story connections?

Grape Pine
Sugars (Yamamori Mika)

Oh and It's Difficult to Love an Otaku

Tsurezure Children also has very many pairings (although more 4-koma than manga page format).

Also, this post is old, haha. How did it get bumped?

♪( ´▽｀)

Mint na bokura