Again no reads on villain only 7 hands.

What flop sizing should we choose multi way when its checked to us?

What do we expect villains check raising range from SB to look like?

Given that how should we be playing turn once he bets 1/3 pot?

PokerStars - 400/800 Ante 120 NL - Holdem - 9 players
Hand converted by PokerTracker 4

UTG+1: 15,671 (VPIP: 0.00, PFR: 0.00, 3Bet Preflop: 0.00, Hands: 7)
MP: 11,834 (VPIP: 0.00, PFR: 0.00, 3Bet Preflop: 0.00, Hands: 7)
Hero (MP+1): 47,874
MP+2: 64,838 (VPIP: 42.86, PFR: 28.57, 3Bet Preflop: 0.00, Hands: 7)
CO: 4,229 (VPIP: 0.00, PFR: 0.00, 3Bet Preflop: 0.00, Hands: 7)
BTN: 6,918 (VPIP: 14.29, PFR: 14.29, 3Bet Preflop: 0.00, Hands: 7)
SB: 31,690 (VPIP: 28.57, PFR: 14.29, 3Bet Preflop: 33.33, Hands: 7)
BB: 25,058 (VPIP: 36.84, PFR: 31.58, 3Bet Preflop: 28.57, Hands: 19)
UTG: 54,346 (VPIP: 62.50, PFR: 12.50, 3Bet Preflop: 0.00, Hands: 8)

9 players post ante of 120, SB posts SB 400, BB posts BB 800

Pre Flop:(pot: 2,280)Hero has 44

fold, [color=red]UTG+1 raises to 1,600[/color], fold, Hero calls 1,600, fold, fold, fold, SB calls 1,200, BB calls 800

Flop:(7,480, 4 players)JQ4
SB checks, BB checks, UTG+1 checks, [color=red]Hero bets 2,575[/color], [color=red]SB raises to 6,400[/color], fold, fold, Hero calls 3,825

Turn:(20,280, 2 players)8
[color=red]SB bets 7,800[/color], Hero calls 7,800

River:(35,880, 2 players)8
SB checks, [color=red]Hero bets 31,954 and is all-in[/color], fold

Hero wins 35,880