“…Time perspective is used by individuals in forming expectations, goals, and life paths, and thus may influence their identity formation and self-development and enhance their wellbeing. This is true not only for adolescents (Higata & Saito, 2007;Luyckx, Lens, Smits, & Goossens, 2010;Seginer, 2009;Shirai, Nakamura, & Katsuma, 2012) but also for middle-aged people (Higata & Okamoto, 2008), although the way of using time perspectives differ with age (Shirai, 1997). For example, while adolescents form identity by focusing on and pursuing future goals, middle-aged people revise their identity through time integration of the past and future (Shirai, 1997).…”