"S.P.D." is

Speed In kinematics, the speed (commonly referred to as ''v'') of an object is the magnitude of the change of its position over time or the magnitude of the change of its position per unit of time; it is thus a non-negative scalar quantity. Intro ...

's 16th single under the Sonic Groove label, released on May 27, 2009. The title is an

acronym An acronym is a type of abbreviation consisting of a phrase whose only pronounced elements are the initial letters or initial sounds of words inside that phrase. Acronyms are often spelled with the initial Letter (alphabet), letter of each wor ...

for "Splendid Pop Dance". The concept of the single is to introduce a brand new Speed with a new sound courtesy of foreign writers. It is their second single to be neither written nor produced by producer

Hiromasa Ijichi is a Japanese composer and music producer. Most of his compositions are sung by the Japanese girl group Speed In kinematics, the speed (commonly referred to as ''v'') of an object is the magnitude of the change of its position over time ...

Track list

CD

DVD

Chart performance

References