             guard let friend = friends.first else { return }
             createButton(defaultPoint: defaultPoint, buttonSize: buttonSize, friend: friend)
 
+            guard friends.count > 1 else { return }
+            
             let forLimit = limit > friends.count ? friends.count : limit
             for i in 1 ..< forLimit - 1 {
                 if i % 3 == 0 {

        }
    }
    
    private func setupRoundedViews(center: CGPoint, screenSize: CGSize) {
        func addGesture(to view: UIView, goto direction: Direction) {
            var tapGesture = UITapGestureRecognizer()

            view.addGestureRecognizer(tapGesture)
            tapGesture.rx.event.subscribe(onNext: { _ in
                guard self.isCenter else {
                    self.scrollView.setContentOffset(CGPoint(x: center.x - screenSize.width * 3 / 2,
                                                             y: center.y - screenSize.height / 2),

            tapGesture = UITapGestureRecognizer()
            self.userIconView.addGestureRecognizer(tapGesture)
            tapGesture.rx.event.subscribe(onNext: { _ in
                self.scaleAnimateView(view: self.userIconView)
                self.navigationController?.setNavigationBarHidden(false, animated: false)
                self.navigationController?.pushViewController(MyEpisodeVC.instantiate(with: .init(title: "あなた のエピソード")), animated: true)
            }).disposed(by: self.disposeBag)
