I've seen this exact pattern before - not with anime, but with SMS flows for DTC brands. The same principle applies: you can send a million messages, but if no one feels something in the first two seconds, they're gone.
A few things that helped me when qualified views (or in my case, conversions) kept dropping:
- Front-load the value in the first line. People should instantly know what they get and why it matters to them right now. No fluff, no brand intro.
- Cut every sentence that doesn't earn its place. Dead air kills retention in video, and dead copy kills open-to-click rates in SMS.
- Keep messages long enough to deliver value, but structure micro-payoffs - a benefit, a detail, a reason to keep reading - every 3-5 seconds of scan time.
- Avoid recycled offers or generic discount codes that scream "low effort." Add original framing - a real reason, a story, a customer quote that feels human.
- Check audience timing and segment mix. Some subscriber pockets convert worse even with similar open rates.
If sends are high but revenue is low, the retention curve on your top-performing flows versus your underperformers usually tells the story. Pull the best and worst side by side - compare hook style, average time to first click, and completion rate. The pattern shows up fast.