Aryuusan gasu kyuucho ni kansuru chousa

Ryuusan genryou ni kansuru chousa

Honpou oyobi oubei shokoku ni okeru gasu jigyou ni kansuru chousa

Kanri genpou mondai ni kansuru chousa

Chuuou kousetsu shijou ni kansuru chousa

Gasu tanjin bakuhatsu yobou ni kansuru kokoroe

Zenkoku gakkou kangofu ni kansuru chousa

Shinagawa tsuushin shisetsu ni kansuru chousa

Denchuu ni kansuru chousa

Mitsumata ni kansuru chousa

Sekiyu ni kansuru chousa

Furousha ni kansuru chousa suijou seikatsusha ni kansuru chousa

Toukyou shinai no saimin ni kansuru chousa

Naegi no gaichuu oyobi seisan gasu kunjou ni kansuru chuui jikou

Shibori ni kansuru chousa

Naishoku ni kansuru chousa

Mujin ni kansuru chousa

Sekitan ni kansuru chousa

Mujin ni kansuru chousa

Bunazai ni kansuru chousa

Tobaku ni kansuru chousa

Nashigaichuu ni kansuru chousa

Nashigaichuu ni kansuru chousa

Eikosaku ni kansuru chousa

Manshuuawa ni kansuru chousa