futari no kankei
futari no SYSTEM
futari no keiyaku
futari no bouryoku
futari wa aishiatte
nikushimiai kishiau
sore de oshimai
kitto futari wa yoku oniaidane
kodomo mitai ni naka ga ii shi ne
sousa futari wa ii COMBI mitai
kitto futari wa
futari wa ENNUI
futari wa tanpaku
futari wa mondai
futari wa shinkoku
futari wa tagaini kuchi mo
kikazu tada
nikushimiai
soshite wakareru
kitto futari wa yoku oniaidane
kodomo mitai ni naka ga ii shi
dare mo kimi no koto nado
shiranai shi
dare hitori kiminante
aite ni shinai sa
dare ni mo aisarezu ni ikiru no wa
tatoeba donna kibun?
oshiete okure yo
refrain
futari no genjitsu
futari no kairaku
futari no tengoku
futari no genmetsu
futari no waisetsu
futari wa heikin
futari wa kanzen
futari wa saiaku
futari wa otagaini tada
nonoshiriai
uragiriai subete oshimai
refrain
iya ni naru hodo
yoku niteru futari
refrain
kitto futari wa futari kiri sa
refrain