1st Area Ashitaba City

Ashitaba city is the first area the Sentinels defend from destruction in 13 Sentinels: Aegis Rim.

Wave 1
Kaiju Trend: Many ground kaiju will appear.

S Rank Rewards: Mystery Files #082 "Sentinel"

Bonus Objective: *City defense rate at time of clearing 50% or higher.

Bonus Objective Rewards: Mystery Files #215 Mighty Kaiju Deimos

Soundtrack: (VALINE)

Wave 2
Kaiju Trend: Many aerial kaiju will appear.

S Rank Rewards: Mystery Files #083 "1st-Generation Sentinels"

Bonus Objective: *Fuyusaka on the strike team, *Clear without a Sentinel being immobilized.

Bonus Objective Rewards: Mystery Files #226 “Fuyusaka’s Student ID”

Soundtrack: (VALINE)

Wave 3
Kaiju Trend: Giant all-rounder “Hi-Quad” kaiju will appear.

S Rank Rewards: Mystery Files #135 “Kaiju”

Bonus Objective: *Kisaragi on the strike team, *Maintain a terminal defense rate of 60% or higher.

Bonus Objective Rewards: Mystery Files #211 “2025 Chocolate”

Soundtrack: (VALINE)

Wave 4
Kaiju Trend: Self-destruct “Drum Mine” kaiju will appear.

S Rank Rewards: Mystery Files #087 “Cockpit”

Bonus Objective: *Clear within 60 seconds, *City defense rate at time of clearing 60% or higher.

Bonus Objective Rewards: Mystery Files #208 “Bento with Meatballs”

Soundtrack: (VALINE)

Wave 5 BOSS
Kaiju Trend: Giant aerial “Terra Carrier” kaiju will appear.

S Rank Rewards: Mystery Files #142 “Hunter”

Bonus Objective: *Maximum 4 strike team members, *Clear without a Sentinel being immobilized, *City defense rate at time of clearing 70% or higher.

Bonus Objective Rewards: Mystery Files #210 “Pear Tart”

Soundtrack: (RIBOSE)

Wave 6
Kaiju Trend: Many long-ranged specialized kaiju will appear.

S Rank Rewards: Mystery Files #084 “2nd-Generation Sentinels”

Bonus Objective: *Second-generation, Third-generation only on the strike team, *Clear within 60 seconds.

Bonus Objective Rewards: Mystery Files #044 “Miwako Sawatari”

Soundtrack: (LEUCINE)

Wave 7
Kaiju Trend: Shield “APSOS” kaiju will appear.

S Rank Rewards: Mystery Files #141 “APSOS”

Bonus Objective: *Miura on the strike team, *City defense rate at time of clearing 70% or higher.

Bonus Objective Rewards: Mystery Files #234 “Stuffed Rabbit”

Soundtrack: (LEUCINE)

Wave 8
Kaiju Trend: Horde of ground “Worker” kaiju will appear.

S Rank Rewards: Mystery Files #137 “Worker”

Bonus Objective: *Takamiya on the strike team, *Maintain a terminal defense rate of 60% or higher.

Bonus Objective Rewards: Mystery Files #055 “Wajima’s Cronies”

Soundtrack: (LEUCINE)

Wave 9
Kaiju Trend: Many ”Drillfly” kaiju will appear.

S Rank Rewards: Mystery Files #085 “3rd-Generation Sentinels”

Bonus Objective: *Maximum 4 strike team members, *Amiguchi on strike team.

Bonus Objective Rewards: Mystery Files #228 “Amiguchi’s Motorcycle”

Soundtrack: (LEUCINE)

Wave 10 BOSS
Kaiju Trend: Giant mobile factory “RPF” kaiju will appear.

S Rank Rewards: Mystery Files #145 “RPF”

Bonus Objective: *First-generation, Fourth-generation only on the strike team, *Clear without a Sentinel being immobilized, *Maintain a terminal defense rate of 60% or higher.

Bonus Objective Rewards:Mystery Files #045 “Miyuki Inaba”

Soundtrack: (DEOXYRIBOSE)