5月/グッドバイ・フラワリング・デイズ (5-gatsu/Goodbye Flowering Days)

May/Goodbye Flowering Days is a song sung by Akari Kizuna and Akari Kizuna (Voiceroid). It is the one-hundred-and-fifty-sixth track and the one-hundred-and-fifty-seventh track in Other Vocaloid Songs 135: Mostly Sasara Volume 2.