Rarity

Rarity is a numeric value with the range [1, 6] where each number represents an in-game rarity:

Value Label Description
1 Common (T1) Rarity for common T1 equipment
2 Common (T2) Rarity for common ships & common T2 equipment
3 Rare Rarity for rare ships and equipment
4 Elite Rarity for elite ships and equipment
5 Super Rare Rarity for super rare ships and equipment
6 Ultra Rare Rarity for ultra rare ships and equipment

Nation

Rarity is a numeric value with the three ranges [0, 11], [94, 99] and [101, 111] where each number represents an in-game Nation (missing values do not exit in game):

Value Label Description
0 Univ Universal (UNIV)
1 Eagle Eagle Union (USS)
2 Royal Royal Navy (HMS)
3 Sakura Sakura Empire (IJN)
4 Iron Blood Iron Blood (KMS or SMS)
5 Dragon Dragon Empery (ROC or PRAN)
6 Sardengna Sardengna Empite (RN)
7 Northern Northern Parliarment (SN)
8 Iris Iris Libre (FFNF)
9 Vichiya Vichiya Dominion (MNF)
10 French Iris Orthodoxy
11 Dutch Kingdom of Tulipa (HNLMS)
12-93 N/A Do not exist yet
94 Council United Council (speculation)
95 X X (speculation)
96 Tempesta Tempesta (MOT)
97 META META (META)
98 Burin Special nation for Bulins (UNIV)
99 Siren Sirens
100 N/A Does not exist yet
101 Neptunia Hpyerdimention Neptunia (HDN)
102 Bili Bilibili (BILI)
103 Uta Utawarerumono
104 Kizuna KizunaAI
105 Holo HoloLive
106 Venus Venus Vacation
107 Idol The Idolmaster
108 SSSS SSSS
109 Ryza Atelier Ryza
110 Senran Senran Kagura
111 LoveRu To Love Ru

Hull

Hull is a numeric value with the range [0, 25] where each number represents an in-game Ship Hull (missing values do not exit in game):

Value Label Description
0 Unknown Placeholder for unknown hulls
1 DD Destroyer
2 CL Light Cruiser
3 CA Heavy Cruiser
4 BC Battlecruiser
5 BB Battleship
6 CVL Light Aircraft Crarrier
7 CV Aircraft Crarrier
8 SS Submarine
9 CAV Aviation Cruiser (unused)
10 BBV Avitaion Battleship
11 CT Torpedo Cruiser (unused)
12 AR Repair Ship
13 BM Battle Monitor
14 TRP Torpedo Ship (Enemy Only)
15 Cargo Cargo/Transport Ship (Enemy Only)
16 Bomb Bombing Ship (Enemy Only)
17 SSV Submarine Carrier
18 CB Large Cruiser
19 AE Munition Ship
For Enemies this is sometimes also refered to as Transport Ship/Vessel
20 DDGv Guided-Missile-Destroyer (Vanguard)
21 DDGm Guided-Missile-Destroyer (Main)
22 IXs Frigate (Sub)
23 IXv Frigate (Vanguard)
24 IXm Frigate (Main)
25 Special Defined by the game but unused

Specific Buff

Specific Buff represents what kind of buff a DD (and some other ships) are granted when reaching MLB. Its is a nullable string and takes on one of the following:

Value Description
"gnr" Half the count required to trigger AoA
"torp" Reduced torpedo spread
"aux" +30% stats gained from auxiliary equipment
null No buff granted

AL Server

AlServer refers to any of the following strings: EN, JP or CN.

Equipment Type

Equipment Type is a numeric value with the three ranges [0, 15], [17, 18] and [20, 21] where each number represents an in-game equipment type (missing values do not exit in game):

Value Label Description
0 Unknown Placeholder for equipment types
1 DD Gun Destroyer Gun
2 CL Gun Light Cruiser Gun
3 CA Gun Heavy Cruiser Gun
4 BB Gun Battleship Gun
5 Torpedo Surface Torpedo
6 AA Gun (Normal) Short-Range Anti-Air Gun
7 Fighter Fighter Plane
8 Torpedo Bomber Torpedo Bomber Plane
9 Dive Bomber Dive Bomber Plane
10 Auxiliary Auxiliary Equipment
11 CB Gun Large Cruiser Gun
12 Seaplane Seaplane
13 Sub Torpedo Submarine Torpedo
14 Depth Charge Depth Charge (ASW)
15 ASW Bomber ASW Bomber Plane
16 N/A Does not exist yet
17 ASW Heli ASW Helicopter
18 Cargo Cargo Axuiliary
19 N/A Does not exist yet
20 Missile Guided Missile
21 Fuze AA Gun Long-Range Anti-Air Gun

Augment Type

Augment Type is a numeric value with the range [1, 10] where each number represents an in-game augment type:

Value Label Description
1 DD Equippable by DD, DDGv and DDGm
2 CL Equippable by by CL and the unreleased CT
3 Light Equippable by CL, AR and the unreleased CT
4 Heavy Equippable by CA, CB, AE and the unreleased CAV
5 Heavy+ Equippable by CA, CB, AE, BM and the unreleased CAV
6 BB Equippable by BB, BC and BBV
7 CV Equippable by CV and CVL
8 SS Equippable by SS and SSV
9 Cruiser Equippable by CL and CA
10 IX Equippable by IXs, IXv and IXm

Note: The type of the augment should be ignored for the purpose of equippability if limit_group of the augment is non-zero.

Stat Keys

Weapon Stat Keys

Weapon stat keys are all stats that can be used to scale the damage of a weapon. Whenever WeaponStatKey is used by a type it may refer to any of the following:

Meow Inherit Stat Keys

Meow Inherit stat keys are all stats that are scaled by Meowfficer inherit values. Whenever MeowInheritKey is used by a type it may refer to any of the following:

Tech Stat Keys

Tech stat keys are all stats that can receive fleet technology bonuses. Whenever TechStatKey is used by a type it may refer to any of the following:

Scalable Stat Keys

Scalable stat keys are all stats that can (but don’t always) scale with a ships level. Whenever ScalableStatKey is used by a type it may refer to any of the following:

Ship Stat Keys

Ship stat keys are all stats a ship can have. Whenever ShipStatKey is used by a type it refers to any of the following:

Buff Stat Keys

Buff stat keys are all ship stat keys and some generic meta keys for any and all buffs. Whenever BuffStatKey is used by a type it may refer to any of the following:

Skill Upgrade Data

Skill upgrade data is a simple object with just 2 properties:

Property Type Description
replace number | null ID of the skill to replace (remove) or null if no skill is being replaced
with number ID of the skill that is added

Enemy Stat Key

Refers to the following stat keys:

Note: While enemies do have a reload (rld) stat it is intentionally absent from this and all enemy data. The reason being that enemies hardly ever actually make use of the RLD stat and most if not all enemies currently in the game use a value of 150 RLD.

Fleet Row Type

Refers to either the string van for Vanguard or main for Main Fleet.

Unlock Type

Unlock Type is a numeric value with the range [0, 16] where each number represents a way to obtain a ship:

Value Label
0 Guild Shop
1 Medal Shop
2 Core Data Shop (Monthly or limited)
3 Merit Shop
4 Requisition Gacha
5 Prototype Shop
6 Permanent Ultra Rare Pity
7 Weekly Missions
8 Monthly Login Reward
9 Returnee Reward
10 Collection (Memento) Reward
11 Cruise Pass
12 META Shop
13 META Showdown
14 Dossier Analysis
15 Shipyard
16 Quest

Item Stack

Item Stack provides properties relevant when refering to x amount of an item. It provides exactly 2 properties:

Property Type Description
id number The item ID referred to, represented in items
amount number The item amount

Item

Represents the relevant data of a single item. Provides the following:

Property Type Description
id number The item ID
name string Name of the item
icon string Icon this item uses (lower cased). Available under https://al.mrlar.dev/<icon>.webp.
description string Description of the item
type ItemType The Item Type. Not all types are actually used
rarity Rarity The item rarity
locations string[] Textual descriptions of (some) Locations this item can be obtained from.
servers AlServer Servers this item exists on
contains ItemDrop[] List of items that can be obtained via this item.
Note: The item does not have to drop all of them. Some only drop one or a handful of them.

Item Type

Item Type is a numeric value with the five ranges [0, 5], [7], [9, 13] and [15, 26] and [98, 101] where each number represents an in-game item type (missing values do not exit in game):

Value Label Description
1 Special A special item
2 Resource A usually common resource
3 Dorm Food Food for the Dormitory
4 Upgrade Item Item used to enhance gear, augments or ships
5 Tech Box Any equipment Box
6 N/A Does not exist yet
7 Retrofit Item Item used to purchase retrofit nodes
8 N/A Does not exist yet
9 Gear Design Gear Crafting Design
These are not provided
10 Skill EXP Book Book used to level Skills (except META Books)
11 Equip Skin Box Box that contains Gear Skins
12 Blueprint A PR or DR Blueprint
13 Universal Selector Any form of Universal Selector item (except Gear Lab & Skins)
14 N/A Does not exist yet
15 Oil Box A box that contains oil
16 Gear Selector Any form of Selector that gives Gear Lab Materials or Designs
17 Gift Box Gift Box that may contain anything
18 Combat Data Pack PR Combat EXP Data Pack
19 HELP High-Efficiency (Combat) Logistics Plan
20 Guild Restore Item Item used to restore either Contribution or Operation attempts
21 Ship Invite Any form of Item that grants a selection of ship
These are not provided
22 Ship EXP Book Experience Packs for Ships.
23 Love Letter Valentines Gift Message/Commerative Item
These are not provided
24 Augment Material Any form of item related to Augments
25 Meta Skill Book A Book used to level META skills
26 Skin Selector A selector for ship skins
27 Dorm3D An Item for the Private Quarters (Dorm3D) Feature
27-96 N/A Do not exist yet
97 Battle UI Battle UI Skin
98 Other Any other item
99 Display An item only used for displaying drops
100 OpSi Item Operation Siren Item
101 IAP Purchase Display Only used for item displays in the IAP purcahse shop

Item Drop

Item drop represens all relevant data for an item/equip/etc. being dropped from various sources. It provides the following:

Property Type Description
id number The relevant ID. What exactly it points to is determined by type and linkable
type ItemDropType The type of item being dropped. Determines where ID points to
linkable boolean Whether the item is linkable to a definition provided by this data set. If this prop is false there is no definition in this data set
rarity Rarity The rarity of the item being dropped
amount number Amount of the item to be dropped. An amount of -1 indicates that the amount is “random” (server side) and cannot be datamined
blueprint boolean Whether the item is being dropped as a blueprint. Only relevant if type is 1
icon string The icon of the item being dropped (lower cased). Available under https://al.mrlar.dev/<icon>.webp if it does not start with ships/, otherwise Available under https://als.mrlar.dev/<icon w/o "ships/">.webp.
name string The display name of the item being dropped
level? number (Optional) Level of the item being dropped. Only relevant for equips and augments
ship_id? number (Optional) ID of the ship the skin (if this is a skin) belongs to.

Item Drop Type

Item Drop Type is a numeric value with the range [0, 7] where each number represents a type of commodity drop:

Value Label Description
0 Item An item from items is dropped
1 Gear A gear from equipments is dropped
2 Ship A ship from ships is dropped
3 Skin A skin from skins is dropped
4 Gear Skin A sSkin from gear_skins is dropped
5 Furniture A piece of furniture is dropped. These do not link to any data provided by this data set
6 Meowfficer A meowfficer from meowfficers is dropped
7 Augment An augment from augments is dropped
8 Battle UI A battle UI skin is dropped
9 Dorm 3D Gift A gift item from dorm3d_gifts is dropped
10 Dorm 3D Furniture A furniture item from dorm3d_furniture is dropped
11 Living Area Cover A piece of living area (HQ Tablet) cover is unlocked. These do not link to any data provided by this data set
12 Camera Volume A Dorm3D Camera Volume (Filter) is unlocked. These do not link to any data provided by this data set
13 Camera Frame A Dorm3D Camera Frame is unlocked. These do not link to any data provided by this data set
14 Dorm3D Story A Dorm3D Story is unlocked. These do not link to any data provided by this data set
15 Icon Frame An Icon frame is unlocked. These do not link to any data provided by this data set
15-98 N/A Do not exist yet
99 Battle UI Preview Meta-Data Type for Battle UI Previews

Research

Represents a single research in the game. Has the following properties:

Property Type Description
id number The research ID
name string The name of the research
sub_name string The sub-name of the research
description string The description of the research
rarity Rarity The rarity of the research. Available under https://al.mrlar.dev/tech/<rarity name>.webp. See here for rarity icon name docs.
label string The label this research uses. Available under https://al.mrlar.dev/tech/<icon>.webp.
label_bg string The label background this research uses. Available under https://al.mrlar.dev/tech/<icon>.webp.
condition string | null Textual explantion of conditions that need to be met if any
version number PR version of this research. Available under https://al.mrlar.dev/tech/version_<icon>.webp.
bg string The (small) background this research uses. Available under https://al.mrlar.dev/tech/<icon>.webp.
drops ItemDrop[] List of drops displayed on the research card
Some of these can be unfolded into actual drops by looking for the actual item if linkable
consume ItemDrop[] List of items consumed by this research
time number Time this research takes in seconds

Currency

Currency refers to the currency used by a shop. It provides:

Property Type Description
id number The currency item ID.
linkable boolean Whether the currency item is linkable to a definition provided by this data set. If this prop is false there is no definition in this data set.
icon string | null The icon of the currency item. Available under https://al.mrlar.dev/<icon>.webp.
name string The name of the currency item.

Cruise Pass

Cruise Pass refers to a single season of the in game Battle Pass:

Property Type Description
season number The season of the pass
free_items ItemDrop[] All items in the free tier
paid_items ItemDrop[] All items in the paid tier

Magnetic Tracker

Magnetic tracker provides the properties relevant for magnetic tracking of torpedoes:

Property Type Description
angular number The angular constant (used for turning rate).
range number[] The tracking range.