These are my recommended voicings (sorry for so many chords, blame the composers not me!):
  Em/B  A  Dsus2  F#m7  Em7  Em/C#   C  D/B  Asus4 Gmaj9  Bm  Cmaj7
E|-----------0-----0-----------3---------2-----------2---------------|
B|--0---2----3-----2-----3-----5-----5---3-----3-----0----3----5-----|
G|--0---2----2-----2-----0-----4-----5---2-----2-----0----4----4-----|
D|--2---2----0-----4-----2-----x-----5---x-----2-----0----4----5-----|
A|--2---0----------------2-----4-----3---2-----0-----0----2----3-----|
E|----------------------(0)--------------------------3---------------|
In the bridge, there is a B chord I have put in parentheses. You can hit the B note
(on the A string) used in the D/B chord that precedes it, or you can just keep holding
the D/B.


{[Intro]}
  Em/B     A Dsus2    F#m7    Em/B
E|---------------0-2---0---2-|-------3-2-----|
B|-0---3---2---3-------2-----|-0---------3---|
G|-0-------2-----------2-----|-0-----0-------|
D|-2-------2---0-------4-----|-2---------0---|
A|-2-------0-----------------|-2-------------|
E|---------------------------|---------------|


Em/B  A                      Dsus2   F#m7  Em7
     Seoro baraboneun siseon
Em7   A                      Dsus2   F#m7  Em7
     Seoro baraboneun siseon
Em7  A                      Dsus2   F#m7  Em7
     Hana namabeorin siseon


{[Verse 1]}
Em/B       A                    Dsus2            F#m7
    Oh, manhi haengbokhae boyeo haengbokhae boyeo
Em/B                           Em/B
Seulpeudorok areumdaun neol bomyeon
 A                    Dsus2           F#m7
Geuga silchineun anha silchineun anha
        Em/B                     Em/B
Neoreul cheonsacheoreom utge hanikka


{[Pre-Chorus 1]}
    A    Dsus2     F#m7       
(Oh   oh yeah) kkeonaegi jeone
Em/B                           Em/B
Ijen bimilcheoreom doeeobeorin mal
    A    Dsus2     F#m7                     Em7
(Oh   oh yeah) nan geuraeseon an doendaneun geot


{[Chorus 1]}
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7           Em7
Hana nameun siseon gireul ireun siseon
      Em7            A
Gutge datyeobeorin siseon dul
Dsus2        F#m7                  Em7
Neujeobeorin siseon neoreul nochin siseon

        Em7          A
Gwaenhi jakkuman mianhaejyeo
Dsus2        F#m7                      Em7
Ireon mameul gatgo neoreul bogo inneun geot
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7
Hana nameun siseon
       Em7            Em/B
Gireul ireun hanaui siseon


{[Verse 2]}
A                         Dsus2              F#m7
  Keun chakgageul haesseo chakgageul haesseo
Em/B                           Em/B
     Nae aneseoman jarawatdeon kkum
A            Dsus2         F#m7
  Jeo sigani baramcheoreom
     Em7                     Em/B
Neol nae gyeote deryeo ol georan


{[Pre-Chorus 2]}
    A    Dsus2  F#m7
(Oh   oh yeah)  dohwajie
Em/B                               Em/B
    Hayan geulssiro gadeukhaetdeon mal
    A    Dsus2  F#m7                    Em7
(Oh   oh yeah)  naega neomu akkyeodwotnabwa


{[Chorus 2]}
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7           Em7
Hana nameun siseon gireul ireun siseon
      Em7            A
Gutge datyeobeorin siseon dul
Dsus2        F#m7                  Em7
Neujeobeorin siseon neoreul nochin siseon

        Em7          A
Gwaenhi jakkuman mianhaejyeo
Dsus2        F#m7                      Em7
Ireon mameul gatgo neoreul bogo inneun geot
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7
Hana nameun siseon
       Em7            Em/C#
Gireul ireun hanaui siseon


{[Bridge]}
         C                   D/B 
Ijen nae seorap soge yeongwonhi
       (B)                 Em/C#
Neoreul ganjikhaeya hagetjiman
        C                   D/B  Asus4
Gakkeum kkeonae bwado doegetni  Oh-

     Gmaj9
Neol geurineun naui maeumi
       A         Bm
Jageun byeori doeeodo
       Cmaj7
Naneun meolliseonama
         Cmaj7
Nan maeumsogeuronama
        A                   F#m7   Em7
Neoreul ttaseuhage bichwojulge     Oh-


{[Chorus 3]}
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7           Em7
Hana nameun siseon gireul ireun siseon
      Em7            A
Gutge datyeobeorin siseon dul
Dsus2        F#m7                  Em7
Neujeobeorin siseon neoreul nochin siseon

        Em7          A
Gwaenhi jakkuman mianhaejyeo
Dsus2        F#m7                      Em7
Ireon mameul gatgo neoreul bogo inneun geot
      Em7          A
Seoro majuboneun siseon dul
Dsus2       F#m7
Hana nameun siseon
       Em7                 Em/B
Gireul ireun hanaui si-----seon
                    (Geuge nayeotdamyeon)

{[Outro]}
  A               Dsus2
Ne geu du nun sogeseo
        F#m7              Em7
Neoreul bogo inneun geuui siseon
      Em7
Geuge nayeotdamyeon
  A               Dsus2
Ne geu du nun sogeseo
        F#m7              Em7
Neoreul bogo inneun geuui siseon

E|---------------------------------------------------|
Thank you for viewing! Feel free to leave questions/corrections in the comments!