JJ too passive post flop?

[n4sty]

What do u make of this? Villain is 23.7/8/1.5

Absolute Poker No-Limit Hold'em, $4 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($798.40)
Hero ($378)
Button ($935.15)
SB ($385.30)
BB ($1100.25)

Preflop: Hero is MP with J[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises to $16</font>, <font color="#666666">2 folds</font>, BB calls $12.

Flop: ($34) T[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
BB checks, <font color="#CC3333">Hero bets $22</font>, <font color="#CC3333">BB raises to $64</font>, Hero calls $42.

Turn: ($162) 8[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets $84</font>, Hero calls $84.

River: ($330) 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets $184</font>, Hero folds.

Final Pot: $330

Ive never really seen this guy play his draws aggressivly over 900 hands. I have seen him overvalue some hands (usually over pairs) and i know he raises from pocket 10s upwards pre.