diff --git a/schema/init/idz.sql b/schema/init/idz.sql
index 8a3f029..c94d20e 100644
--- a/schema/init/idz.sql
+++ b/schema/init/idz.sql
@@ -32,9 +32,9 @@ create table "idz"."chara" (
     "field_04" integer not null,
     "field_06" integer not null,
     "field_08" integer not null,
-    "field_0A" integer not null,
-    "field_0C" integer not null,
-    "field_0E" integer not null,
+    "field_0a" integer not null,
+    "field_0c" integer not null,
+    "field_0e" integer not null,
     "title" integer not null,
     "background" integer not null
 );
@@ -60,15 +60,15 @@ create table "idz"."car" (
     "field_04" integer[] not null,
     "field_46" integer not null,
     "field_48" integer not null,
-    "field_4A" integer not null,
-    "field_4C" integer not null,
+    "field_4a" integer not null,
+    "field_4c" integer not null,
     "field_50_lo" integer not null,
     "field_50_hi" integer not null,
     "field_58" integer not null,
-    "field_5A" integer not null,
-    "field_5B" integer not null,
-    "field_5C" integer not null,
-    "field_5E" integer not null,
+    "field_5a" integer not null,
+    "field_5b" integer not null,
+    "field_5c" integer not null,
+    "field_5e" integer not null,
     constraint "car_uq" unique ("profile_id", "selector")
 );
 
diff --git a/schema/migrate/M0004-idz-fix-col-casing.sql b/schema/migrate/M0004-idz-fix-col-casing.sql
new file mode 100644
index 0000000..2e8f894
--- /dev/null
+++ b/schema/migrate/M0004-idz-fix-col-casing.sql
@@ -0,0 +1,21 @@
+-- Fun story: PostgreSQL (can't speak for other dbs) doesn't actually treat
+-- its column and table names case-insensitively. It forces them to lower-
+-- case instead. If you quote an upper-case field name then it will be upper-
+-- case in the database and you will need to use quoted upper-case every time
+-- you want to access it.
+
+-- It is likely that people will find this behavior surprising, to say the
+-- least. We'll change the column names so that they are always lower-case.
+
+alter table "idz"."chara" rename column "field_0A" to "field_0a";
+alter table "idz"."chara" rename column "field_0C" to "field_0c";
+alter table "idz"."chara" rename column "field_0E" to "field_0e";
+
+alter table "idz"."car" rename column "field_4A" to "field_4a";
+alter table "idz"."car" rename column "field_4C" to "field_4c";
+alter table "idz"."car" rename column "field_5A" to "field_5a";
+alter table "idz"."car" rename column "field_5B" to "field_5b";
+alter table "idz"."car" rename column "field_5C" to "field_5c";
+alter table "idz"."car" rename column "field_5E" to "field_5e";
+
+update "meta" set "schemaver" = 3;
diff --git a/src/db.ts b/src/db.ts
index 1e9a885..efe1d7a 100644
--- a/src/db.ts
+++ b/src/db.ts
@@ -3,7 +3,7 @@ import { Pool, PoolClient } from "pg";
 
 export type Id<T> = bigint & { __id: T };
 
-const currentSchemaVer = 2;
+const currentSchemaVer = 3;
 
 const pool = new Pool();
 const fence = testConnection();
diff --git a/src/idz/db/car.ts b/src/idz/db/car.ts
index 96a329e..02d4653 100644
--- a/src/idz/db/car.ts
+++ b/src/idz/db/car.ts
@@ -14,15 +14,15 @@ function _extractRow(row: any): Car {
     field_04: row.field_04,
     field_46: row.field_46,
     field_48: row.field_48,
-    field_4A: row.field_4A,
-    field_4C: row.field_4C,
+    field_4a: row.field_4a,
+    field_4c: row.field_4c,
     field_50_lo: row.field_50_lo,
     field_50_hi: row.field_50_hi,
     field_58: row.field_58,
-    field_5A: row.field_5A,
-    field_5B: row.field_5B,
-    field_5C: row.field_5C,
-    field_5E: row.field_5E,
+    field_5a: row.field_5a,
+    field_5b: row.field_5b,
+    field_5c: row.field_5c,
+    field_5e: row.field_5e,
   };
 }
 
@@ -78,15 +78,15 @@ export class SqlCarRepository implements CarRepository {
         field_04: car.field_04,
         field_46: car.field_46,
         field_48: car.field_48,
-        field_4A: car.field_4A,
-        field_4C: car.field_4C,
+        field_4a: car.field_4a,
+        field_4c: car.field_4c,
         field_50_lo: car.field_50_lo,
         field_50_hi: car.field_50_hi,
         field_58: car.field_58,
-        field_5A: car.field_5A,
-        field_5B: car.field_5B,
-        field_5C: car.field_5C,
-        field_5E: car.field_5E,
+        field_5a: car.field_5a,
+        field_5b: car.field_5b,
+        field_5c: car.field_5c,
+        field_5e: car.field_5e,
       })
       .onConflict("profile_id", "selector")
       .doUpdate([
@@ -95,15 +95,15 @@ export class SqlCarRepository implements CarRepository {
         "field_04",
         "field_46",
         "field_48",
-        "field_4A",
-        "field_4C",
+        "field_4a",
+        "field_4c",
         "field_50_lo",
         "field_50_hi",
         "field_58",
-        "field_5A",
-        "field_5B",
-        "field_5C",
-        "field_5E",
+        "field_5a",
+        "field_5b",
+        "field_5c",
+        "field_5e",
       ])
       .toParams();
 
diff --git a/src/idz/db/chara.ts b/src/idz/db/chara.ts
index 6e50c6b..9126762 100644
--- a/src/idz/db/chara.ts
+++ b/src/idz/db/chara.ts
@@ -13,9 +13,9 @@ export function _extractChara(row: any): Chara {
     field_04: row.field_04,
     field_06: row.field_06,
     field_08: row.field_08,
-    field_0A: row.field_0A,
-    field_0C: row.field_0C,
-    field_0E: row.field_0E,
+    field_0a: row.field_0a,
+    field_0c: row.field_0c,
+    field_0e: row.field_0e,
     title: row.title,
     background: row.background,
   };
@@ -46,9 +46,9 @@ export class SqlCharaRepository implements FacetRepository<Chara> {
         field_04: chara.field_04,
         field_06: chara.field_06,
         field_08: chara.field_08,
-        field_0A: chara.field_0A,
-        field_0C: chara.field_0C,
-        field_0E: chara.field_0E,
+        field_0a: chara.field_0a,
+        field_0c: chara.field_0c,
+        field_0e: chara.field_0e,
         title: chara.title,
         background: chara.background,
       })
@@ -58,9 +58,9 @@ export class SqlCharaRepository implements FacetRepository<Chara> {
         "field_04",
         "field_06",
         "field_08",
-        "field_0A",
-        "field_0C",
-        "field_0E",
+        "field_0a",
+        "field_0c",
+        "field_0e",
         "title",
         "background",
       ])
diff --git a/src/idz/decoder/_car.ts b/src/idz/decoder/_car.ts
index 8514999..406987a 100644
--- a/src/idz/decoder/_car.ts
+++ b/src/idz/decoder/_car.ts
@@ -14,14 +14,14 @@ export function car(buf: Buffer): Car {
     selector: buf.readUInt16LE(0x0044) as CarSelector,
     field_46: buf.readUInt16LE(0x0046),
     field_48: buf.readUInt16LE(0x0048),
-    field_4A: buf.readUInt16LE(0x004a),
-    field_4C: buf.readUInt32LE(0x004c),
+    field_4a: buf.readUInt16LE(0x004a),
+    field_4c: buf.readUInt32LE(0x004c),
     field_50_lo: buf.readUInt32LE(0x0050),
     field_50_hi: buf.readUInt32LE(0x0054),
     field_58: buf.readUInt16LE(0x0058),
-    field_5A: buf.readUInt8(0x005a),
-    field_5B: buf.readUInt8(0x005b),
-    field_5C: buf.readUInt16LE(0x005c),
-    field_5E: buf.readUInt16LE(0x005e),
+    field_5a: buf.readUInt8(0x005a),
+    field_5b: buf.readUInt8(0x005b),
+    field_5c: buf.readUInt16LE(0x005c),
+    field_5e: buf.readUInt16LE(0x005e),
   };
 }
diff --git a/src/idz/decoder/_chara.ts b/src/idz/decoder/_chara.ts
index 1c481ef..0504d83 100644
--- a/src/idz/decoder/_chara.ts
+++ b/src/idz/decoder/_chara.ts
@@ -8,9 +8,9 @@ export function chara(buf: Buffer): Chara {
     field_04: buf.readUInt16LE(0x04),
     field_06: buf.readUInt16LE(0x06),
     field_08: buf.readUInt16LE(0x08),
-    field_0A: buf.readUInt16LE(0x0a),
-    field_0C: buf.readUInt16LE(0x0c),
-    field_0E: buf.readUInt16LE(0x0e),
+    field_0a: buf.readUInt16LE(0x0a),
+    field_0c: buf.readUInt16LE(0x0c),
+    field_0e: buf.readUInt16LE(0x0e),
     title: buf.readUInt16LE(0x10) as TitleCode, // Swapped on load
     background: buf.readUInt16LE(0x12) as BackgroundCode, // Swapped on load
   };
diff --git a/src/idz/encoder/_car.ts b/src/idz/encoder/_car.ts
index b49e638..98cac1b 100644
--- a/src/idz/encoder/_car.ts
+++ b/src/idz/encoder/_car.ts
@@ -16,15 +16,15 @@ export function encodeCar(car: Car): Buffer {
   buf.writeUInt16LE(car.selector, 0x0044);
   buf.writeUInt16LE(car.field_46, 0x0046);
   buf.writeUInt16LE(car.field_48, 0x0048);
-  buf.writeUInt16LE(car.field_4A, 0x004a);
-  buf.writeUInt32LE(car.field_4C, 0x004c);
+  buf.writeUInt16LE(car.field_4a, 0x004a);
+  buf.writeUInt32LE(car.field_4c, 0x004c);
   buf.writeUInt32LE(car.field_50_lo, 0x0050);
   buf.writeUInt32LE(car.field_50_hi, 0x0054);
   buf.writeUInt16LE(car.field_58, 0x0058);
-  buf.writeUInt8(car.field_5A, 0x005a);
-  buf.writeUInt8(car.field_5B, 0x005b);
-  buf.writeUInt16LE(car.field_5C, 0x005c);
-  buf.writeUInt16LE(car.field_5E, 0x005e);
+  buf.writeUInt8(car.field_5a, 0x005a);
+  buf.writeUInt8(car.field_5b, 0x005b);
+  buf.writeUInt16LE(car.field_5c, 0x005c);
+  buf.writeUInt16LE(car.field_5e, 0x005e);
 
   return buf;
 }
diff --git a/src/idz/encoder/_chara.ts b/src/idz/encoder/_chara.ts
index f51bb9d..5a58051 100644
--- a/src/idz/encoder/_chara.ts
+++ b/src/idz/encoder/_chara.ts
@@ -8,9 +8,9 @@ export function encodeChara(chara: Chara): Buffer {
   buf.writeUInt16LE(chara.field_04, 0x04);
   buf.writeUInt16LE(chara.field_06, 0x06);
   buf.writeUInt16LE(chara.field_08, 0x08);
-  buf.writeUInt16LE(chara.field_0A, 0x0a);
-  buf.writeUInt16LE(chara.field_0C, 0x0c);
-  buf.writeUInt16LE(chara.field_0E, 0x0e);
+  buf.writeUInt16LE(chara.field_0a, 0x0a);
+  buf.writeUInt16LE(chara.field_0c, 0x0c);
+  buf.writeUInt16LE(chara.field_0e, 0x0e);
   buf.writeUInt16LE(chara.background, 0x10); // Swapped on save
   buf.writeUInt16LE(chara.title, 0x12); // Swapped on save
 
diff --git a/src/idz/model/car.ts b/src/idz/model/car.ts
index 7845662..a3ae211 100644
--- a/src/idz/model/car.ts
+++ b/src/idz/model/car.ts
@@ -8,13 +8,13 @@ export interface Car {
   selector: CarSelector;
   field_46: number;
   field_48: number;
-  field_4A: number;
-  field_4C: number;
+  field_4a: number;
+  field_4c: number;
   field_50_lo: number;
   field_50_hi: number;
   field_58: number;
-  field_5A: number;
-  field_5B: number;
-  field_5C: number;
-  field_5E: number;
+  field_5a: number;
+  field_5b: number;
+  field_5c: number;
+  field_5e: number;
 }
diff --git a/src/idz/model/chara.ts b/src/idz/model/chara.ts
index 54335f9..7a96cba 100644
--- a/src/idz/model/chara.ts
+++ b/src/idz/model/chara.ts
@@ -6,9 +6,9 @@ export interface Chara {
   field_04: number;
   field_06: number;
   field_08: number;
-  field_0A: number;
-  field_0C: number;
-  field_0E: number;
+  field_0a: number;
+  field_0c: number;
+  field_0e: number;
   title: TitleCode;
   background: BackgroundCode;
 }