E|--x|
B|--3|
G|--0|
D|--x|
A|--x|
E|--x|

It's only used once, and she simply plucks it instead of strumming. I've marked it as G*.

Intro: 
C F G Am

  C     F       G  Am
Hitotsu no bokura 
  C     F     G    Am
Hachi-ra kochira ni 
C        F       
Chirabatte wa tataite 
G          Am
Kirameite odoroite 

G*
Omoidashite 

C    F      G   Am
Jun ba ni matta 
C   F     G   Am
Furusato e mukai 
C      F            G  Am
Tabidatsu boku-ra suo 
C       F G        
Hikari no furusato e 

C F G Am

       C F G Am
Kirakira 
       C
Kirakira 
   F    G       Am
hikatte hitotsu ni 

C F G Am x2

C  F   G  Am
Kirakirakira 
C  F  G  Am
Kirakira 
C
Kirakira