Level 1 (event monster) = Level 4 Zombie Lair
Level 2 (event monster) = Level 10 Zombie Lair
Level 3 (event monster) = Level 20 Zombie Lair
Level 4 (event monster) = Level 25 Zombie Lair
Level 5 (event monster) = Level 30 Zombie Lair
Level 6 (event monster) = Level 35 Zombie Lair
Level 7 (event monster) = Level 40 Zombie Lair
Level 8 (event monster) = Level 43 Zombie Lair
Level 9 (event monster) = Level 45 Zombie Lair
Level 10 (event monster)= Level 48 Zombie Lair
Level 11 (event monster)= Level 50 Zombie Lair

Special Event Zombie Lair Equivalence

Lv.1 拾い屋拠点 = Lv.4 ゾンビの巣窟
Lv.2 拾い屋拠点 = Lv.10 ゾンビの巣窟
Lv.3 拾い屋拠点 = Lv.20 ゾンビの巣窟
Lv.4 拾い屋拠点 = Lv.25 ゾンビの巣窟
Lv.5 拾い屋拠点 = Lv.30 ゾンビの巣窟
Lv.6 拾い屋拠点 = Lv.35 ゾンビの巣窟
Lv.7 拾い屋拠点 = Lv.40 ゾンビの巣窟
Lv.8 拾い屋拠点 = Lv.43 ゾンビの巣窟
Lv.9 拾い屋拠点 = Lv.45 ゾンビの巣窟
Lv.10 拾い屋拠点 = Lv.48 ゾンビの巣窟
Lv.11 拾い屋拠点 = Lv.50 ゾンビの巣窟