Valt
+Gives More Hugs than Usual
+Battles More Around You(He's Trying to Impress You)
+Intentionally acts Stupid So You Can Show Him How to Do it
+Pretends He Can't Do His Homework So You'll Help Him
+You Have to Ask Him Out

Shu
+Makes Flirty Comments Around You
+Blushes Alot
+Prefers to Train with You Only
+Gives you Lots of Training Tips
+He'll Teach You How to Cook, then Ask you Out

Ken
+Face Turns Completely Red
+Allows You to Hold his Puppets
+Always Goes to You When he wants to Talk About Anime
+Tries to Begin Cuddling with You, but is too Shy
+You Have to Ask Him Out

Daigo
+Hopes You'll Worship the Black God with Him
+Allows you to Wear his Bandanna
+Blushes a Ton When You're Around
+Stutters Uncontrollably
+Tries to Hang Out with You, but is too Scared to Ask
+You Have to Ask Him Out

Rantaro
How He Acts Depends on Your Preferences
He Can-
+Act like Even More Like a Tough Guy Around You (If You're Into that)
Or
+Show His Softer Side and be More Gentle and Kind

+Will Still Blush Tons Either Way
+Will Rub the Back of his Neck Alot to Avoid Eye Contact (Because Your Eyes are Just too Pretty)
+Freezes Completely when You Touch Him
+Will Constantly Ask what Kind of Boys You Like
He Can-
+Ask You Out when he Finally Builds up the Confidence
Or
+Wait for you to Ask Him
(This is Only for Two Reasons)
+Because he's Trying to Be Gentlemanly and Let you Go First
And/Or
+ Because He knows You'd want to Ask Him Out Before he Does

Wakiya
+Will Send you Large Amounts of Money Out of Nowhere 'Think of it as a Bribe' is what He'd Always Write to You
+He'd Buy You Cookies at Lunch and Insist that You Let Him Feed them to You (Whether You Like it or Not)
+When You Smile, Even a Little, he Tends to take Deep Breaths to Calm himself Down
+Folds his Arms and Turns Away When you Compliment Him, Also Holds a Heavy Blush
+He Asks You Out