| 1 | Balleine BW, Delgado MR, Hikosaka O (2007) | 
        
            | 2 | Bromberg-Martin ES, Matsumoto M, Hikosaka O (2010) | 
        
            | 3 | Coe B, Tomihara K, Matsuzawa M, Hikosaka O (2002) | 
        
            | 4 | Hikosaka O (1989) | 
        
            | 5 | Hikosaka O (1994) | 
        
            | 6 | Hikosaka O (1998) | 
        
            | 7 | Hikosaka O (2007) | 
        
            | 8 | Hikosaka O (2010) | 
        
            | 9 | Hikosaka O, Igusa Y, Imai H (1980) | 
        
            | 10 | Hikosaka O, Isoda M (2010) | 
        
            | 11 | Hikosaka O, Miyashita K, Miyachi S, Sakai K, Lu X (2005) | 
        
            | 12 | Hikosaka O, Miyauchi S, Shimojo S (1993) | 
        
            | 13 | Hikosaka O, Miyauchi S, Shimojo S (1993) | 
        
            | 14 | Hikosaka O, Nakamura K, Nakahara H (2006) | 
        
            | 15 | Hikosaka O, Nakamura K, Sakai K, Nakahara H (2002) | 
        
            | 16 | Hikosaka O, Nakao S, Shimazu H (1980) | 
        
            | 17 | Hikosaka O, Sakamoto M, Usui S (1989) | 
        
            | 18 | Hikosaka O, Takikawa Y, Kawagoe R (2000) | 
        
            | 19 | Hikosaka O, Wurtz RH (1989) | 
        
            | 20 | Hong S, Hikosaka O (2008) | 
        
            | 21 | Hong S, Jhou TC, Smith M, Saleem KS, Hikosaka O (2011) | 
        
            | 22 | Isoda M, Hikosaka O (2008) | 
        
            | 23 | Isoda M, Hikosaka O (2008) | 
        
            | 24 | Kawagoe R, Takikawa Y, Hikosaka O (1998) | 
        
            | 25 | Kawagoe R, Takikawa Y, Hikosaka O (1999) | 
        
            | 26 | Kawagoe R, Takikawa Y, Hikosaka O (2004) | 
        
            | 27 | Kim HF, Hikosaka O (2015) | 
        
            | 28 | Kobayashi S, Lauwereyns J, Koizumi M, Sakagami M, Hikosaka O (2002) | 
        
            | 29 | Kori A, Miyashita N, Kato M, Hikosaka O, Usui S, Matsumura M (1995) | 
        
            | 30 | Lauwereyns J, Watanabe K, Coe B, Hikosaka O (2002) | 
        
            | 31 | Matsumoto M, Hikosaka O (2007) | 
        
            | 32 | Matsumoto M, Hikosaka O (2009) | 
        
            | 33 | Miyachi S, Hikosaka O, Lu X (2002) | 
        
            | 34 | Monosov IE, Hikosaka O (2012) | 
        
            | 35 | Nakahara H, Amari Si S, Hikosaka O (2002) | 
        
            | 36 | Nakahara H, Doya K, Hikosaka O (2001) | 
        
            | 37 | Nakahara H, Itoh H, Kawagoe R, Takikawa Y, Hikosaka O (2004) | 
        
            | 38 | Nakamura K, Hikosaka O (2004) | 
        
            | 39 | Nakamura K, Hikosaka O (2006) | 
        
            | 40 | Sakai K, Kitaguchi K, Hikosaka O (2003) |