Group lrig-lab4

(Tosan Matsuri 2017) [LRIG Lab (Various)] LRIG Kenkyuu Nisshi 2017 Harugou (WIXOSS)

(C91) [LRIG Lab (Various)] LRIG Kenkyuu Nisshi 2016 Nenmatsu Tokudai-gou (WIXOSS)

(C92) [LRIG Lab (Various)] LRIG Kenkyuu Nisshi 2017 Natsugou (WIXOSS)

(C91) [Lrig Lab (Various)] Lrig Kenkyuu Nisshi 2016 Nenmatsu Tokudaigou (WIXOSS)