Hello, there fellow guitarists!
This is my first tab! Ever! My debut has finally come. :)
LOL! I'm kidding. Anyway, time to give you the deets.
This tab has been tabbed by ear!
I'm pretty sure it's about 80-95% accurate.
So here it is. My version of Tomorrow's Way by Yui.

Intro
         F#m       D         A        E
e|--12-10-9------------------9-9/10-9---------|
B|--x-------10s12-10~--10-12----------12~-----|
G|--x-----------------------------------------|
D|--x-----------------------------------------|
A|--------------------------------------------|
E|--------------------------------------------|
       C#m              D        A          E
e|-------------------------------------------------|
B|------------------------12-12s14~--14/15-12-10-9-|
G|--9-9s11-11s13-13/14-14--------------------------|
D|-------------------------------------------------|
A|-------------------------------------------------|
E|-------------------------------------------------|

Verse x2
    A       G      Dsus2
e|------0-------3-------0-------0-------|
B|--------2-------3-------3------3------|
G|--------------------2------2----2-----| 2x
D|----2-------------0--------------0----|
A|--0---------2-------------------------|
E|----------3---------------------------|
    Bm     C#m     Dsus2
e|------2-------0-------0---------0~----|
B|--------0-------2-------3-------0~----|
G|----4---------------2---------1-1~----|
D|------------2-----0---------2---2~----|
A|--2-------4---------------2-----2~----|
E|--------------------------------0~----|

Pre-chorus
    D                         Dsus2
e|--2-2-x-x-x-x-2-2-x-x-x-x-2p0-x-x-x-x-0-0-x-x-x-x-0-0-x-x-x-x-0-0--|
B|--3-3-x-x-x-x-3-3-x-x-x-x-3-3-x-x-x-x-3-3-x-x-x-x-3-3-x-x-x-x-3-3--|
G|--2-2-x-x-x-x-2-2-x-x-x-x-2-2-x-x-x-x-2-2-x-x-x-x-2-2-x-x-x-x-2-2--|
D|--0-0-x-x-x-x-0-0-x-x-x-x-0-0-x-x-x-x-0-0-x-x-x-x-0-0-x-x-x-x-0-0--|
A|-------------------------------------------------------------------|
E|-------------------------------------------------------------------|
    A     A7       E     C#m
e|--0-----0-----|--0-----0-----|
B|--2-----2-----|--0-----2-----|
G|--2-x16-0-x16-|--1-x16-1-x8--| Played after the second
D|--2-----2-----|--2-----2-----| time D and Dsus2 are played.
A|--0-----0-----|--2-----4-----|
E|--------------|--0-----------|

Chorus
    F#m  D    A    E    C#m  D    A    E      Dsus2
e|--2----2----0----0----0----2----0----0----|-0-|
B|--2----3----2----0----2----3----2----0----|-3-|
G|--2-x6-2-x6-2-x6-1-x6-1-x6-2-x6-2-x6-1-x6-|-2-| Played after the second time.
D|--4----0----2----2----2----0----2----2----|-0-| "So good."
A|--0---------0----2----4---------0----2----|---|
E|--2--------------0-------------------0----|---|

Post Chorus
A E Dsus2

Repeat Verse.

Repeat Pre-Chorus

Repeat Chorus.

Still going at the bridge and solo. Sue me. LOL! I'll update soon-ish. I doubt anyone is 
going to see this any way.