Haven't been, but I've been checking into it and have links to info. from people who have that might be of use to you.
First Time in Liveaboard (Sept. 2022 discussion involving what diving the currents is like).
Raja Ampat Trip Report – Mermaid I – 2017 by Billt4sf. He mentioned reef hooks, nitrox and safety gear were essential, quite a few negative entries.
Questions about Choosing a Raja Ampat Live-aboard – 2018 thread. Darnold9999 noted Indonesian airlines have a well-deserved rep. for lateness so don’t book close connections between local and international flights going home.
Raja Ampat Liveaboard 2019 Help – 2018 thread. Billt4sf warned a 10-day trip might entail 8-dive days.
Some notes I compiled with summaries from what some other members had to say about Raja Ampat experience - Can involve strong currents – some divers use reef hooks. Remote – takes 3 or more flights to reach from most parts of the world. Regarding a
Raja Ampat Aggressor trip, Outofofficebrb (
Post #5) said all diving is done off inflatable boats, some entries required negative descent due to strong current and ensuring group cohesion while hitting the split point, quick descents and equalizing while sorting out gear and comfort issues were important, no mooring lines to aid ascent or descent, some drift diving and some swimming against current, and she’d rate it more difficult than Cozumel. Billt4sf (
Post #2) said Dampier Strait sites tend to have more current, those in the south much less, but the south has pinnacles with sometimes strong current and reef hooks with negative entry used; moon phase makes a big difference, more current just after a new or full moon.