Hello Yoshiaki,
> On the topic of hairpins/dynamics in a thread that took place last > week by Werner, et > al. (https://lists.gnu.org/archive/html/lilypond-user/2025-12/msg00134.html), > independently I have been doing some work on enhancing LilyPond's > flared hairpins. [...] Thanks for the file. AFAICS, you've found a bug – the flare shouldn't stretch IMHO. Please file an issue, and ideally prepare a Merge Request :-) In the first line of your attached PDF, however, the hairpin sticks out into the right margin, which doesn't look correct... Werner
