Confirmed straight (or possibly bi): Usagi/Mamoru
Likely straight (or possibly bi): Ami/Ryo
Confirmed lesbian (or possibly bi): Haruka/Michiru
All other suppositions are unsupported by any evidence in the anime.
--
Rob Kelk
"Governments have no right to question the loyalty of those who oppose
them. Adversaries remain citizens of the same state, common subjects of
the same sovereign, servants of the same law."
- Michael Ignatieff, addressing Stanford University in 2012
Likely straight (or possibly bi): Ami/Ryo
Confirmed lesbian (or possibly bi): Haruka/Michiru
All other suppositions are unsupported by any evidence in the anime.
--
Rob Kelk
"Governments have no right to question the loyalty of those who oppose
them. Adversaries remain citizens of the same state, common subjects of
the same sovereign, servants of the same law."
- Michael Ignatieff, addressing Stanford University in 2012