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 ---------------------------------------- 2 people's relationship 2 people's system 2 people's contract 2 people's violence 2 people love each other hate each other, deceive each other it's over surely 2 people are well-matched they get along as children do yes, surely 2 people are like a good combination 2 people are bored 2 people are indifferent 2 people are a problem 2 people are serious 2 people don't talk to each other just hate each other and split surely 2 people are well-matched they get along like children no one knows these things about you no one takes you seriously to live without giving love to someone how does it feel? tell me REFRAIN 2 people's reality 2 people's pleasure 2 people's heaven 2 people's disappointment 2 people's obscenity 2 people are typical 2 people are complete 2 people are the worst 2 people just curse each other betray each other it's all over REFRAIN a couple so alike that I can't stand it REFRAIN surely 2 people are only 2 people REFRAIN