SUNSHOWER · 1977-07-25 · ordered position 9 of 10.
“Sargasso Sea” occupies position B4, listed track number 9 in the 10-track GW-4029 edition of Taeko Onuki’s “SUNSHOWER”. This 12-inch vinyl release is dated 1977-07-25; the album’s original year is 1977. The title and position together identify a particular place in this edition’s program.
In this sequence, it follows “Silent Screamer” (B3) and precedes “振子の山羊” (B5).
An explicit catalog relationship connects this slot to the song entry “Sargasso Sea”. The documented words and music are both credited to Taeko Onuki. That composition-level link does not by itself establish the same recording or master across editions or streaming services.