diff --git a/th02/gaiji/boldfont.h b/th02/gaiji/boldfont.h
new file mode 100644
index 000000000..5a06a4338
--- /dev/null
+++ b/th02/gaiji/boldfont.h
@@ -0,0 +1,47 @@
+// In TH02, ZUN messed up and swapped M and N in MIKOFT.BFT for both regular
+// and bold fonts. Therefore, other code shouldn't really use the
+// straightforward solution of just adding char literals to a defined start
+// offset, as it may suggest that this also works for M and N (which it
+// doesn't). This was fixed in later games.
+#if (GAME == 2)
+# define gb_MN_BUG gb_N_, gb_M_
+#else
+# define gb_MN_BUG gb_M_, gb_N_
+#endif
+
+#define gaiji_boldfont(start) \
+	gb_0_ = start, \
+	gb_1_, \
+	gb_2_, \
+	gb_3_, \
+	gb_4_, \
+	gb_5_, \
+	gb_6_, \
+	gb_7_, \
+	gb_8_, \
+	gb_9_, \
+	gb_A_, \
+	gb_B_, \
+	gb_C_, \
+	gb_D_, \
+	gb_E_, \
+	gb_F_, \
+	gb_G_, \
+	gb_H_, \
+	gb_I_, \
+	gb_J_, \
+	gb_K_, \
+	gb_L_, \
+	gb_MN_BUG, \
+	gb_O_, \
+	gb_P_, \
+	gb_Q_, \
+	gb_R_, \
+	gb_S_, \
+	gb_T_, \
+	gb_U_, \
+	gb_V_, \
+	gb_W_, \
+	gb_X_, \
+	gb_Y_, \
+	gb_Z_
diff --git a/th02/gaiji/gaiji.h b/th02/gaiji/gaiji.h
new file mode 100644
index 000000000..ee14b7af5
--- /dev/null
+++ b/th02/gaiji/gaiji.h
@@ -0,0 +1,36 @@
+// ReC98
+// -----
+// Gaiji available to TH02
+
+#include "th02/gaiji/boldfont.h"
+
+typedef enum {
+	gs_YINYANG = 0x02, // ☯
+	gs_BOMB, // ◉? ⦿? 🎯? 🖸? Or simply 💣?
+
+	gaiji_boldfont(0xA0),
+
+	gb_SP = 0xCF,
+	gs_BULLET = 0xDA, // •
+	gs_PERIOD, // .
+	gs_EXCLAMATION, // !
+	gs_QUESTION, // ?
+	gs_ELLIPSIS, // …
+	gs_COPYRIGHT, // ©
+	gs_HEART, // 🎔
+	gs_SKULL, // 💀
+	gs_GHOST, // 👻
+	gs_SIDDHAM_HAM, // Siddhaṃ seed syllable HĀṂ (I don't even)
+	gs_SPACE, // ␠
+	gs_ARROW_LEFT, // ←
+	gs_ARROW_RIGHT, // →
+	gs_END, // "End"
+
+	// Unused 32x16 rank sprites
+	gs_EA, gs_SY, // "Ea", "sy"
+	gs_NOR, gs_MAL, // "Nor, "mal"
+	gs_HA, gs_RD, // "Ha, "rd"
+	gs_LUN, gs_ATIC, // "Lun", "atic"
+
+	gs_ALL, // "All"
+} gaiji_th02_t;
diff --git a/th02/maine_04.c b/th02/maine_04.c
index ddb2217f9..4a8ae2df2 100644
--- a/th02/maine_04.c
+++ b/th02/maine_04.c
@@ -4,6 +4,7 @@
  */
 
 #include "th02/th02.h"
+#include "th02/gaiji/gaiji.h"
 #include "th02/score.h"
 #include "th02/score.c"
 #include "th02/scoreenc.c"
@@ -49,7 +50,7 @@ void pascal score_points_put(unsigned y, long points, unsigned atrb)
 	for(x = 26; x < 26 + (8 * 2); x += 2) {
 		result = (points / divisor) % 10;
 		divisor /= 10;
-		digit = result + GB_DIGITS;
+		digit = result + gb_0_;
 		if(result) {
 			putting = 1;
 		}
@@ -84,7 +85,7 @@ void pascal near scores_put(int place_to_highlight)
 		gaiji_putsa(10, 6+i, (const char*)hi.score.g_name[i], atrb);
 		score_points_put(6+i, hi.score.points[i], atrb);
 		if(hi.score.stage[i] != STAGE_ALL) {
-			gaiji_putca(44, 6+i, hi.score.stage[i] + GB_DIGITS, atrb);
+			gaiji_putca(44, 6+i, hi.score.stage[i] + gb_0_, atrb);
 		} else {
 			gaiji_putca(44, 6+i, gs_ALL, atrb);
 		}
@@ -92,7 +93,7 @@ void pascal near scores_put(int place_to_highlight)
 	for(i = 0; i < SCOREDAT_PLACES; i++) {
 		ATRB_SET(i);
 		if(i != 9) {
-			gaiji_putca(6, 6+i, GB_DIGITS+i+1, atrb);
+			gaiji_putca(6, 6+i, gb_1_ + i, atrb);
 		} else {
 			gaiji_putca(4, 15, gb_1_, atrb);
 			gaiji_putca(6, 15, gb_0_, atrb);
diff --git a/th02/op_01.c b/th02/op_01.c
index 27c998f65..adb12db47 100644
--- a/th02/op_01.c
+++ b/th02/op_01.c
@@ -10,6 +10,7 @@
 #include "th02/formats/cfg.h"
 #include "th02/formats/pi.h"
 #include "th02/snd/snd.h"
+#include "th02/gaiji/gaiji.h"
 
 #pragma option -d -a2
 
@@ -465,14 +466,14 @@ void pascal near option_put(int sel, unsigned int atrb)
 		graph_gaiji_puts(380, 276, 16, gbcBGM_MODE[snd_bgm_mode], 0);
 	} else if(sel == 2) {
 		gaiji_putsa(24, 18, gbPLAYER, atrb);
-		gaiji_putca(49, 18, lives + 1 + GB_DIGITS, atrb);
+		gaiji_putca(49, 18, lives + 1 + gb_0_, atrb);
 		graph_copy_rect_1_to_0(392, 292, 32, 16);
-		graph_gaiji_putc(396, 292, lives + 1 + GB_DIGITS, 0);
+		graph_gaiji_putc(396, 292, lives + 1 + gb_0_, 0);
 	} else if(sel == 3) {
 		gaiji_putsa(24, 19, gbBOMB, atrb);
-		gaiji_putca(49, 19, bombs + GB_DIGITS, atrb);
+		gaiji_putca(49, 19, bombs + gb_0_, atrb);
 		graph_copy_rect_1_to_0(392, 308, 32, 16);
-		graph_gaiji_putc(396, 308, bombs + GB_DIGITS, 0);
+		graph_gaiji_putc(396, 308, bombs + gb_0_, 0);
 	} else if(sel == 4) {
 		text_putsa(24, 20, PERF_TITLE, atrb);
 		text_putsa(45, 20, PERF_OPTIONS[resident->perf], atrb);
diff --git a/th02/op_04.c b/th02/op_04.c
index 8ed4dd8ee..1ceb44ff3 100644
--- a/th02/op_04.c
+++ b/th02/op_04.c
@@ -6,6 +6,7 @@
 #include <mbctype.h>
 #include <mbstring.h>
 #include "th02/th02.h"
+#include "th02/gaiji/gaiji.h"
 
 char rank = RANK_NORMAL;
 int8_t rank_padding = 0;
@@ -34,7 +35,7 @@ unsigned int score_duration;
 // Slightly differs from the same function in MAINE.EXE!
 void pascal near score_points_put(unsigned y, long points, unsigned atrb)
 {
-	unsigned digit = GB_DIGITS;
+	unsigned digit = gb_0_;
 	long divisor = 10000000;
 	long result;
 	char putting = 0;
@@ -42,7 +43,7 @@ void pascal near score_points_put(unsigned y, long points, unsigned atrb)
 	for(i = 0; i < 8; i++) {
 		result = divisor ? (points / divisor) % 10 : points % 10;
 		divisor /= 10;
-		digit = result + GB_DIGITS;
+		digit = result + gb_0_;
 		if(result) {
 			putting = 1;
 		}
@@ -104,7 +105,7 @@ void pascal near scores_put(int place_to_highlight)
 		gaiji_putsa(12, 7+i, hi.score.g_name[i], atrb);
 		score_points_put(7+i, hi.score.points[i], atrb);
 		if(hi.score.stage[i] != STAGE_ALL) {
-			gaiji_putca(44, 7+i, hi.score.stage[i] + GB_DIGITS, atrb);
+			gaiji_putca(44, 7+i, hi.score.stage[i] + gb_0_, atrb);
 		} else {
 			gaiji_putca(44, 7+i, gs_ALL, atrb);
 		}
@@ -114,7 +115,7 @@ void pascal near scores_put(int place_to_highlight)
 	for(i = 0; i < SCOREDAT_PLACES; i++) {
 		ATRB_SET(i);
 		if(i != 9) {
-			gaiji_putca(9, 7+i, GB_DIGITS+i+1, atrb);
+			gaiji_putca(9, 7+i, gb_1_ + i, atrb);
 		} else {
 			gaiji_putca(8, 16, gb_1_, atrb);
 			gaiji_putca(10, 16, gb_0_, atrb);
diff --git a/th02/th02.h b/th02/th02.h
index 1e8bae00a..035e4f868 100644
--- a/th02/th02.h
+++ b/th02/th02.h
@@ -44,85 +44,6 @@ void pascal mptn_free(void);
 void pascal graph_copy_rect_1_to_0(int x, int y, int w, int h);
 // -------
 
-// Gaiji characters
-// ----------------
-/* ZUN messed up and swapped M and N in MIKOFT.BFT for both regular and bold
- * fonts. Therefore, other code shouldn't really use the straightforward
- * solution of just adding char literals to a defined start offset, as it may
- * suggest that this also works for M and N (which it doesn't). So...
- */
-typedef enum {
-	GB_DIGITS = 160,
-	gb_0_ = GB_DIGITS,
-	gb_1_,
-	gb_2_,
-	gb_3_,
-	gb_4_,
-	gb_5_,
-	gb_6_,
-	gb_7_,
-	gb_8_,
-	gb_9_,
-
-	GB_LETTERS = 105,
-	gb_A_ = GB_LETTERS + 'A',
-	gb_B_,
-	gb_C_,
-	gb_D_,
-	gb_E_,
-	gb_F_,
-	gb_G_,
-	gb_H_,
-	gb_I_,
-	gb_J_,
-	gb_K_,
-	gb_L_,
-	gb_M_ = GB_LETTERS + 'N',
-	gb_N_ = GB_LETTERS + 'M',
-	gb_O_ = GB_LETTERS + 'O',
-	gb_P_,
-	gb_Q_,
-	gb_R_,
-	gb_S_,
-	gb_T_,
-	gb_U_,
-	gb_V_,
-	gb_W_,
-	gb_X_,
-	gb_Y_,
-	gb_Z_,
-
-	gb_SP = 207,
-} gaiji_bold_t;
-
-typedef enum {
-	gs_YINYANG = 2, // ☯
-	gs_BOMB, // ◉? ⦿? 🎯? 🖸? Or simply 💣?
-	gs_BULLET = 218, // •
-	gs_PERIOD, // .
-	gs_EXCLAMATION, // !
-	gs_QUESTION, // ?
-	gs_ELLIPSIS, // …
-	gs_COPYRIGHT, // ©
-	gs_HEART, // 🎔
-	gs_SKULL, // 💀
-	gs_GHOST, // 👻
-	gs_SIDDHAM_HAM, // Siddhaṃ seed syllable HĀṂ (I don't even)
-	gs_SPACE, // ␠
-	gs_ARROW_LEFT, // ←
-	gs_ARROW_RIGHT, // →
-	gs_END, // "End"
-
-	// Unused 32x16 rank sprites
-	gs_EA, gs_SY, // "Ea", "sy"
-	gs_NOR, gs_MAL, // "Nor, "mal"
-	gs_HA, gs_RD, // "Ha, "rd"
-	gs_LUN, gs_ATIC, // "Lun", "atic"
-
-	gs_ALL, // "All"
-} gaiji_symbols_t;
-// ----------------
-
 typedef enum {
 	INPUT_UP = 0x1,
 	INPUT_DOWN = 0x2,
diff --git a/th02/zun_res3.c b/th02/zun_res3.c
index 7ced4a8e6..090a9fccf 100644
--- a/th02/zun_res3.c
+++ b/th02/zun_res3.c
@@ -4,6 +4,7 @@
  */
 
 #include "th02/th02.h"
+#include "th02/gaiji/gaiji.h"
 
 extern scoredat_section_t hi;
 extern const char *SCOREDAT_FN;
diff --git a/th03/gaiji/bar.h b/th03/gaiji/bar.h
new file mode 100644
index 000000000..190aeb6ac
--- /dev/null
+++ b/th03/gaiji/bar.h
@@ -0,0 +1,20 @@
+// Enemy health / dream / power bars, with the given width in pixels.
+#define gaiji_bar(start) \
+	g_BAR_01W = start, \
+	g_BAR_02W, \
+	g_BAR_03W, \
+	g_BAR_04W, \
+	g_BAR_05W, \
+	g_BAR_06W, \
+	g_BAR_07W, \
+	g_BAR_08W, \
+	g_BAR_09W, \
+	g_BAR_10W, \
+	g_BAR_11W, \
+	g_BAR_12W, \
+	g_BAR_13W, \
+	g_BAR_14W, \
+	g_BAR_15W, \
+	g_BAR_16W
+
+#define BAR_GAIJI_MAX 16
diff --git a/th03/gaiji/bar.inc b/th03/gaiji/bar.inc
index 14273c5b8..90ed36536 100644
--- a/th03/gaiji/bar.inc
+++ b/th03/gaiji/bar.inc
@@ -1,4 +1,3 @@
-; Enemy health / dream / power bars
 G_BAR = 020h
 g_BAR_01W = 020h
 g_BAR_02W = 021h
@@ -18,17 +17,3 @@ g_BAR_15W = 02Eh
 g_BAR_16W = 02Fh
 
 BAR_GAIJI_MAX = 16
-
-if GAME ge 4
-	; 8 regular bar cell sprites with 16 pixels filled in TH04. TH05 has *MAX♡
-	; drawn on the last three.
-	  g_BAR_MAX = 030h
-	g_BAR_MAX_0 = 030h
-	g_BAR_MAX_1 = 031h
-	g_BAR_MAX_2 = 032h
-	g_BAR_MAX_3 = 033h
-	g_BAR_MAX_4 = 034h
-	g_BAR_MAX_5 = 035h
-	g_BAR_MAX_6 = 036h
-	g_BAR_MAX_7 = 037h
-endif
diff --git a/th03/gaiji/gaiji.h b/th03/gaiji/gaiji.h
index 55e8ba315..8b563942c 100644
--- a/th03/gaiji/gaiji.h
+++ b/th03/gaiji/gaiji.h
@@ -2,9 +2,12 @@
 // -----
 // Gaiji available to TH03
 
-// 1P/2P selection cursor
-#define gc_GAIJI_W 2
+#include "th03/gaiji/bar.h"
+
 typedef enum {
+	// 1P/2P selection cursor
+	#define gc_GAIJI_W 2
+
 	gc_P1_TOP_1 = 0x12,
 	gc_P1_TOP_2 = 0x13,
 	gc_P1_BOTTOM_1 = 0x14,
@@ -13,4 +16,6 @@ typedef enum {
 	gc_P2_TOP_2 = 0x17,
 	gc_P2_BOTTOM_1 = 0x18,
 	gc_P2_BOTTOM_2 = 0x19,
-} gaiji_cursor_t;
+	gaiji_bar(0x20),
+	gaiji_boldfont(0xA0),
+} gaiji_th03_t;
diff --git a/th04/gaiji/bar.h b/th04/gaiji/bar.h
new file mode 100644
index 000000000..d5db0d8bd
--- /dev/null
+++ b/th04/gaiji/bar.h
@@ -0,0 +1,14 @@
+#include "th03/gaiji/bar.h"
+
+// A completely filled, 128-pixel bar, stored in 8 consecutive gaiji
+// characters. TH05 has *MAX♡ drawn on the last three.
+#define G_BAR_MAX(sprite)
+#define gaiji_bar_max(start) \
+	g_BAR_MAX_0 = start, \
+	g_BAR_MAX_1, \
+	g_BAR_MAX_2, \
+	g_BAR_MAX_3, \
+	g_BAR_MAX_4, \
+	g_BAR_MAX_5, \
+	g_BAR_MAX_6, \
+	g_BAR_MAX_7
diff --git a/th04/gaiji/bar.inc b/th04/gaiji/bar.inc
new file mode 100644
index 000000000..cf271e839
--- /dev/null
+++ b/th04/gaiji/bar.inc
@@ -0,0 +1,11 @@
+include th03/gaiji/bar.inc
+
+  g_BAR_MAX = 030h
+g_BAR_MAX_0 = 030h
+g_BAR_MAX_1 = 031h
+g_BAR_MAX_2 = 032h
+g_BAR_MAX_3 = 033h
+g_BAR_MAX_4 = 034h
+g_BAR_MAX_5 = 035h
+g_BAR_MAX_6 = 036h
+g_BAR_MAX_7 = 037h
diff --git a/th04/gaiji/gaiji.h b/th04/gaiji/gaiji.h
new file mode 100644
index 000000000..2cfd6b792
--- /dev/null
+++ b/th04/gaiji/gaiji.h
@@ -0,0 +1,17 @@
+// ReC98
+// -----
+// Gaiji available to TH04
+
+#include "th02/gaiji/boldfont.h"
+#include "th04/gaiji/bar.h"
+
+typedef enum {
+	g_EMPTY = 0x02,
+	gaiji_bar(0x20),
+	gaiji_bar_max(0x30),
+	gaiji_boldfont(0xA0),
+	gs_DOT = 0xC4,
+	gs_ALL = 0xE9,
+	g_HISCORE_STAGE_EMPTY = 0xEF,
+	g_NONE = 0xFF,
+} gaiji_th04_t;
diff --git a/th04/gaiji/gaiji.inc b/th04/gaiji/gaiji.inc
index e2e31c94d..ccfdd50bd 100644
--- a/th04/gaiji/gaiji.inc
+++ b/th04/gaiji/gaiji.inc
@@ -3,7 +3,7 @@
 ; Gaiji available to TH04 and TH05
 
 g_EMPTY = 2
-include th03/gaiji/bar.inc
+include th04/gaiji/bar.inc
 include th02/gaiji/boldfont.inc
 gs_DOT = 0C4h
 gs_ALL = 0E9h