Unhappy birthday構文by 櫻坂46
Song Charts
The chart life of "...Unhappy birthday構文"
Runs, peaks, milestones, and the patterns behind them.
Latest chart appearances
View full chart history🇯🇵Spotify JP Daily
Oct 16, 2025
#137
61,496 streams
Chart highlights
Rank story
The chart journey
Did this song rise fast, climb slowly, or resurge years later? See the full ranking story over time.
View chart runKey moments
Defining moments
First entries, peak positions, major breakthroughs -- the moments that shaped this song's chart legacy.
View milestonesBehind the numbers
What the charts do not show at first glance: trends, velocity, and performance patterns behind each rank.
Trend pulse
1,313,308
A live preview of streams, growth, and chart velocity.