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Kantan Senjomaru, Regular, 12 Tablets

Kantan Senjomaru, Regular, 12 Tablets

Regular price ¥500 JPY
Regular price Sale price ¥500 JPY
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Vendor: Kobayashi Pharmaceutical

This removes slime which can cause pipe blockages. Simply drop this in and it will powerfully clean your home pipes, such as in the bathroom, in the kitchen, the wash basin and toilet.


  • Drop one tablet into your kitchen/bathroom/washbasin drain outlet or toilet bowl.
  • To clean strainers, cutting boards etc., put approx. 2L of water & a tablet in a container and leave to soak.
  • For a washing machine, when filled with water, add 1 tablet per 10L of water.
  • For places with small drain outlets where it is difficult to put in the tablet, melt in water and let it flow down.

In each case, leave for approx. 30 minutes and then rinse well with water.


12 tablets


chlorinated isocyanurate, Foaming Agent (carbonate, organic acid)

Size (cm):

22 x 10 x 1.5

Weight (item only) [G]:


Made in:


Manufacturer Name:

Kobayashi Pharmaceutical

Handling Precautions:

  • Store in a clean place out of reach of children.
  • Do not use if your physical condition is not great.
  • Do not use with hot water.
  • Do not use for anything other than its intended purpose.
  • Be sure to ventilate when using.
  • Wear rubber gloves when using.
  • Use immediately after opening.
  • Avoid direct sunlight and humidity. Do not leave in places with high temperatures or places where it will get wet.
  • Depending on the dirt or degree of dirt, sufficient effects may not be obtained.
  • [★Dangerous, do not mix] When using together with acidic/alkaline type products (mixing), it is dangerous as harmful chlorine gas will be emitted.
  • Should this get in your eyes, immediately rinse with weak running water without rubbing for more than 15 minutes. Immediately after, consult an eye doctor. If left alone, your eyes may become damaged.
  • Should this be swallowed, do not vomit, immediately rinse mouth with water, drink 1-2 cups of milk, water or egg white and consult a doctor.
  • Should this adhere to your skin, rinse off well with water.
  • Should your eyes sting, you start coughing, feel unwell etc. during use, stop using, leave area and wash eyes, gargle etc.
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