Weapons
Whipムチ

Weak, but functional, the Whip can strike enemies both in front of and above the protagonist.

The game is begun with this weapon.
Chain WhipクサリムチInferno Cavern A-3

A more powerful version of the ムチ (Whip).

Place a Weight upon the topmost pedestal.
MaceメイスTower of the Goddess C-4

The most powerful ムチ (Whip) variant, and one of the strongest weapons in the game.

Depress the switch and distribute the blocks accordingly to balance the scales.
KnifeナイフTemple of the Sun D-2

Weak and with an extremely short range, the Knife is best reserved for outstanding circumstances.

Toss a 手裏剣 (Shuriken) at the face relief at the top-right corner of the screen.
Keyblade鍵剣Endless Corridor C-2

Although not powerful, the Keyblade is absolutely vital in some situations. Its horizontal range slightly exceeds that of the ムチ (Whip).

Defeat all of the flower enemies on screen.
AxeオノTemple of Moonlight B-3

The Axe is slow but deals heavy damage in a quarter-circle above and in front of the protagonist.

Use the ナイフ (Knife) to destroy the small stone that prevents the boulder from rolling down the slope, allowing the boulder to depress the switch at bottom-right corner.
Katana刀Twin Labyrinths I-2

Can strike enemies below and in front of the protagonist, and is nearly as strong as the メイス (Mace).

Depress the lower switches at B-2 and I-2.
Sub-Weapons
Shuriken手裏剣Guidance Gate F-2

Travels in a straight line. Shuriken move quickly and can be fired rapidly but deal little damage.

Place a Weight on the pedestal at the bottom of the screen. The spikes are fake and will not harm you.
Throwing Sword投剣Mausoleum of the Giants A-2

Moves along the ground but cannot travel uphill. Throwing Swords are slightly more powerful than 手裏剣 (Shuriken) and don't vanish when they strike an enemy.

Defeat the two masked men enemies without harming the ghost enemies.
Spear槍Tower of Ruin E-5

Spears travel directly downward and can pass through obstacles.

Move through the hidden passages and depress the switch at E-4.
Flare Gun発弾筒Inferno Cavern C-4

Flies upward, passing through obstacles.

Push the blocks onto all of the designated areas.
Bomb爆弾Graveyard of the Giants E-3

Lobbed forward, Bombs deal a large amount of damage over a small area, although are somewhat unpredictable. Be warned, as the explosions can damage the protagonist as well.

Defeat the カマイタチ (Kamaitachi).
Pistol拳銃Surface J-2

Rounds fired from the Pistol travel in a straight line and strike enemies instantly, dealing a tremendous amount of damage. Holds 6 rounds and must be loaded using the 弾丸 (Ammunition).

Inside the underground tunnel, destroy the rightmost wall with 爆弾 (Bombs).
Ammunition弾丸

Used to reload the 拳銃 (Pistol). Each 'use' loads 6 rounds into the cylinder. Rare, and thus quite expensive.

Can be purchased from Shops or found within the Ruins.
Ankh Jewelアンクジュエル

When 'used' while standing in front of an Ankh, the Ankh is destroyed and the field Guardian appears. Be prepared!

Throughout the Ruins; typically rewarded for solving a complex puzzle.
Handy ScannerハンディスキャナSurface G-4

Use the Handy Scanner to examine... well, anything and everything! What will you find?

Purchase in the Shop for 020 Coins.
BucklerバックラーSurface G-4

Shields can be used to deflect bullets, however the Buckler is simply too small to be useful.

Purchase in the Shop for 080 Coins.
Silver Shield白銀の盾Graveyard of the Giants B-2

Far more capable than the バックラー (Buckler) at blocking projectiles.

Use the 刀 (Katana) on the floor of B-1 to reveal a hole leading down to B-2; collect the Silver Shield there.
Imitation Silver Shield白銀の盾(偽物)Graveyard of the Giants A-1

Don't waste your Coins on this; the real thing is free!

Purchase in the Shop for 150 Coins.
Angel Shield天使の盾Dimensional Corridor B-3

Superior even to the 白銀の盾 (Silver Shield) and thus very useful.

Defeat all of the enemies in the room three times.
Unique Items
MSX

A notebook-type MSX PC that is used to view and manage inventory (F2), cartridges (F3), run special programs (F4), and adjust options (F5). Has a single cartridge slot.

The game is begun with this item.
MSX2Surface G-4

More advanced than the MSX, the MSX2 can read disks and features two cartridge slots to allow for special cartridge combinations.

Purchase in the Shop for 150 coins.
Shell Hornほら貝Surface I-2

When a puzzle is solved, the Horn plays a brief strain.

Defeat all of the enemies on screen.
Waterproof Case防水ケースSurface G-4

Permits the MSX (or MSX2) to function underwater.

Purchase in the Shop for 080 coins.
Heatproof Case耐熱ケースTemple of the Sun E-5

Permits the MSX (or MSX2) to function in superheated environments (i.e. lava).

Purchase in the Shop hidden behind the lower pot for 080 coins.
Detector探知機Guidance Gate B-6

A brief tone plays when you enter a screen with a hidden room.

Use the 始まりの印 (Conception Seal) at A-6 to reveal a passageway to the Shop at B-6. Purchase it in the Shop for 080 Coins.
Grail聖杯Guidance Gate B-4

While viewing the Item Window (F2), press a number key (0-9) to be instantly transported to the Transfer Monument of the area that corresponds with that key. You must first have examined the Transfer Monument of an area to be able to warp there. You must have the 10. けっきょくナンキョクだいぼうけん (Antarctic Adventure) and 22. ぽんぽこパン (Comic Bakery) cartridges to be transported to rear-side fields.

At E-4, pass through the wall that the right skeleton is leaning against to be transported to the left side of B-4. From there, push the block onto the designated area.
Lamp of Time時のランプTwin Labyrinths D-4

Press the RETURN key to freeze time (temporarily). After being used, a short time must pass before it can be used again.

Purchase in the Shop for 200 Coins. You may need to break the block at the upper-left with 爆弾 (Bombs) in order to reach the Shop entrance.
Body Armor防護服Confusion Gate A-4

Slightly decreases all damage taken.

Use the 刀 (Katana) to break a hole in the floor of A-3 and escort a Key Fairy, also summoned from A-3, down to A-4.
Talismanお守りTemple of the Sun F-3

Show the charm to the Elder at 地上 (Surface) G-4 to open the chest at 聖母の祠 (Shrine of the Mother) E-2 that contains the 日記 (Diary).

Examine the ruins of the Sphinx, once it has been destroyed.
Scripture聖典Twin Labyrinths G-4

Doubles your rate of EXP gain.

Purchase in the Shop for 350 Coins.
GauntletガントレットGraveyard of the Giants D-4

Dramatically increases weapon attack speed.

Use the 誕生の印 (Birth Seal) to shut off the barrier and climb up to the Gauntlet using the かぎ爪 (Grapple Claw).
RingリングTwin Labyrinths B-2

Allows one more of any Sub-Weapon to be on screen at any given moment (i.e. three 手裏剣 (Shuriken) at a time becomes four).

Depress the upper switch.
GloveグローブSpring of the Sky C-5

Greatly increases the speed at which you can push blocks around.

Collect the 玉鱗 (Scalesphere) from D-1 and open the floodgate at D-2. Description: Greatly increases the speed at which you can push blocks around.
Endless Key無限の鍵Confusion Gate C-3

Reveals a new ladder at the bottom of 無限回廊 (Endless Corridor) B-1.

Destroy the two blocks closest to the elevator on the left-side of the screen to reveal the chest. Defeat the シユウ (Shu) at D-4 to open the chest.
Twin Statue双子の像Endless Corridor A-3

Makes it possible to use the warp gateways located throughout 双連迷宮 (Twin Labyrinths).

Place a Weight on the pedestal at D-3 and then race to A-3 before time runs out to collect the statue. Travel through the hidden passageway just right of the upper ladder at D-3 for a shortcut.
Bronze Mirror銅鏡Temple of the Sun E-6

Unseals the entrances to the back-side fields.

Defeat エルマック (Ellmac) at D-6 and examine the monument at E-6.
BootsブーツTemple of the Sun G-4

Increases movement speed by about 30%.

Destroy the pot to reveal a pedestal; place a Weight upon it.
Feather羽Surface A-3

Enables the double-jump.

Defeat アルゴル (Algol) at B-3.
BraceletブレスレットTemple of Moonlight F-4

Makes it possible to destroy any pot (or equivalent object) with a single blow.

Use 爆弾 (Bombs) to destroy the large block near the top of the screen and disable the barrier. Purchase it in the Shop for 200 Coins.
Dragon Bone竜の骨Twin Labyrinths J-4

Opens the passageway(s) to 聖母の祠 (Shrine of the Mother).

Purchase in the Shop for 200 Coins.
Grapple Clawかぎ爪Inferno Cavern G-5

While pressing against a vertical surface, press and hold ↑ to latch on to the wall. Immediately after releasing ↑, press in the direction perpendicular to the surface to kick away from it.

Depress the switch in the lava and stack up the blocks that appear in order to reach and place a Weight on the pedestal.
Magatama Jewelまが玉Dimensional Corridor D-3

Required to advocate the Mantras throughout the ruins.

Defeat ティアマト (Tiamat).
Cross十字架Guidance Gate E-2

Prevents damage from contact with Soul enemies.

Use the 誕生の印 (Birth Seal) to reveal three enemies at the top of the screen. Defeat those enemies with the 発弾筒 (Flare Gun).
Book of the Dead死者の書Temple of Moonlight D-6

You are no longer subject to the life-draining effects of the Anubis enemies.

Place a Weight upon the pedestal at the lower-left corner.
Perfume香水Chamber of Birth G-2

Makes it possible to defeat any Skeleton enemy with a single blow.

Simply wait until one of the enemies appears at the top-right area of the screen and walks over the switch. Be patient, it can take some time.
OcarinaオカリナTemple of Moonlight D-3

Makes it possible to speak to the four Wise Men.

After impregnating the 女性像 (Woman Statue), enter the room from above and pause the game (F1) while standing on the elevated platform beneath the curious relief in the background. When the protagonist falls asleep, the Ocarina will appear below.
Anchor錨Confusion Gate F-4

Makes it possible to sink through the upward current in the water generated by the propeller at the bottom-right of F-4.

Carry the 財宝 (Treasure) back to the room where you were originally given the コショウ (Pepper).
Woman Statue女性像Chamber of Birth I-4

Bring the statue to 太陽神殿 (Temple of the Sun) E-4 and wait for a short time in order to...er, impregnate the statue.

Place a Weight upon the pedestal at right. As you return to the center of the room, you will suddenly find yourself trapped and the spikes on the ceiling will begin to descend. Quickly place a Weight upon the second skeleton from the right to produce an exit. Re-enter the room in order to collect the statue.
Mini Doll小人人形Confusion Gate F-5

Bring the Doll to the 巨人霊廟 (Mausoleum of the Giants) in order to open a passageway allowing access to 迷いの門 (Confusion Gate) D-4 and the シユウ (Shu) located there.

Read the left monument at D-3 to make a room appear at the top-right of F-5; speak with the occupant of the room.
Eye of Truth真実の目Tower of the Goddess A-5

Reveals invisible enemies.

Place a Weight upon the pedestal at A-2 to make it possible to reach and place a Weight upon a second pedestal at A-4.
Serpent Staff蛇の杖Temple of Moonlight E-3

It finally becomes possible to defeat the アルゴル (Algol) at 地上 (Surface) B-3.

Ride the elevator platform up from E-4 and at E-3 repeatedly strike the red button on the wall just right of the elevator with 手裏剣 (Shuriken).
Ice Cape氷のマントTemple of Moonlight A-1

You no longer take damage from contact with lava.

Place a Weight upon the pedestal.
Helmet兜Twin Labyrinths A-4

Eliminates the downward force of falling water.

Purchase in the Shop for 090 Coins.
Scalesphere玉鱗Spring of the Sky D-1

You no longer take damage from contact with water.

Use the 始まりの印 (Conception Seal) to open the chest at the top-left corner.
Crystal Skull水晶のドクロShrine of the Mother B-2

Opens the path to 次元回廊 (Dimensional Corridor) at 双連迷宮 (Twin Labyrinths) J-2.

Use the 営みの印 (Life Seal) to open the chest. You will require the ムラーナの護符 (Mulana Talisman) to actually collect the Skull.
WedgeくさびTower of Ruin E-1

Required to advocate the Mantras.

Place a Weight upon the pedestal at F-2 and defeat ジョカ (Nu Wa) at E-1.
Plane Model飛行機模型Tower of the Goddess D-2

A number of Goddess statues scattered about the area disappear. The Plane Model is also necessary to make an essential pedestal appear at 死滅の間 (Chamber of Extinction) B-2.

Defeat the two ヴィマーナ (Vimana).
Flywheelはずみ車Confusion Gate E-1

Allows access to the 産声の間 (Chamber of Birth).

In any order, complete the following tasks: 1.) Defeat the バ (Ba) enemy at D-1. 2.) At B-3 lure the lizard enemy into the ray of light near to the center of the screen. 3.) Using the 時のランプ (Lamp of Time), destroy all of the pots at F-2 while time is frozen.
Pochette KeyポシェットキーChamber of Birth F-5

Necessary to make the Ankh appear at 死滅の間 (Chamber of Extinction) I-3.

Defeat the ビッグマン (Big Man).
Container器Chamber of Birth F-2

Used to hold the various medicines acquired at 滅びの塔 (Tower of Ruin) G-2.

Use the 白銀の盾 (Silver Shield) or 天使の盾 (Angel Shield) to reflect the laser beam fired by the turret at the lower-left corner of G-2 to destroy and move past it.
Diary日記Shrine of the Mother E-2

Bring the Diary to the Elder at 地上 (Surface) G-4 to receive the ムラーナの護符 (Mulana Talisman).

After showing the お守り (Talisman) to the Elder at 地上 (Surface) G-4, travel to E-2 and stop time using the 時のランプ (Lamp of Time) to prevent the pillar from falling to block the path. Collect the Diary before time begins moving again.
Mulana Talismanムラーナの護符Surface G-4

With this in your possession, you will be able to collect the 水晶のドクロ (Crystal Skull) at 聖母の祠 (Shrine of the Mother) B-2.

Bring the 日記 (Diary) to the Elder.
PepperコショウConfusion Gate F-4

Bring the Pepper to 導きの門 (Guidance Gate) C-1 and leap before the stone face in the background to make it release the 財宝 (Treasure).

Enter the room on the left-side and speak with its occupant.
Treasure財宝Guidance Gate C-1

Bring the Treasure back to the room at 迷いの門 (Confusion Gate) F-4 to be given the 錨 (Anchor) in return.

With the コショウ (Pepper) in hand, leap before the stone face in the background.
Medicine of Life生命の秘薬Tower of Ruin G-2

Poured on the Mother after her first form. It must be the yellow medicine. Source: jpdb + wiki (missing from the EN database).

Freeze time at C-4 and defeat two of the white flying enemies; weight the pedestal at the end of the passage that opens. With the Container, chant BIRTH at D-2 and DEATH at E-2 and F-2 for the yellow medicine, then collect it at G-2. Talk to the sage Fobos in the Dimensional Corridor first.
Key Seals
Conception Seal始まりの印Spring of the Sky E-2

Activates the functions of seals with a matching design. Often used to open passageways, reveal hidden areas, or complete puzzles.

Defeat the ナックラビ (Jackrabbit) at E-3.
Birth Seal誕生の印Surface L-2

Activates the functions of seals with a matching design. Often used to open passageways, reveal hidden areas, or complete puzzles.

Jump from L-1 onto the floating platform at L-2. From there leap over to the right side of the screen and use the 始まりの印 (Conception Seal).
Life Seal営みの印Chamber of Extinction F-4

Activates the functions of seals with a matching design. Often used to open passageways, reveal hidden areas, or complete puzzles.

Break the left wall of the green pool at H-5 and move left through the hidden passages to reach F-5. Push the block on to the designated area to open the chest.
Death Seal滅びの印Shrine of the Mother A-3

Activates the functions of seals with a matching design. Often used to open passageways, reveal hidden areas, or complete puzzles.

Use 爆弾 (Bombs) to break the column that hangs over the chest and reveal a pedestal.
Stock-Plus Items
Shuriken手裏剣

Increases Shuriken stock, up to 255.

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Throwing Swords投剣

Increases Throwing Swords stock, up to 128.

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Spears槍

Increases Spears stock, up to 128.

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Flares発弾筒

Increases Flares stock, up to 128.

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Bombs爆弾

Increases Bombs stock, up to 032.

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Ankh Jewelsアンクジュエル

Increases Ankh Jewels stock by 001.

Throughout the Ruins; typically rewarded for solving a complex puzzle.
Ammunition弾丸

Increases Ammunition stock, up to 001.

Can be found within pots, purchased from Shops, or acquired from defeated enemies. Very rare.
Coinsコイン

Increases Coins stock, up to 999. Used to purchase items from Shops.

Can be found within pots or acquired from defeated enemies.
Weightsオモリ

Increases Weights stock, up to 999. Placed on pedestals to activate devices, open doors, and solve puzzles throughout the Ruins. Be careful, as they can activate traps as well!

Can be found within pots, purchased from Shops, or acquired from defeated enemies.
Items of Fixed Number
Life Jewel生命の宝珠

Permanently increases your maximum VIT.

Throughout the Ruins; typically rewarded for solving a complex puzzle. There are 9 total.
Map地図

Once collected for a field, it is possible to view a map with F4 while 04. いせきRAM8K (Ruins RAM 8K) and/or 05. いせきRAM16K (Ruins RAM 16K) are equipped (F3).

Throughout the Ruins; typically rewarded for solving a complex puzzle. There exists one for every field excepting 地上 (Surface).
Other Items
Fake ScannerハンディスキャナTwin Labyrinths A-4

When this fake Handy Scanner is purchased, a new Shop appears at 双連迷宮 (Twin Labyrinths) J-4.

Purchase in the Shop for 150 Coins.
Skimpy SwimsuitHell Temple C-10

N/A

Complete the Hell Temple.