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Detective Column

This column is the English version of a column written in Japan.

Disclaimer
This column was originally written in Japanese and has been translated into English for your convenience. Please note that the legal information and references discussed here apply specifically to Japanese laws and regulations. If you require legal advice or information relevant to your own country, we recommend consulting a qualified professional who is knowledgeable about the laws in your area.

Asking Couples Married for Over 10 Years: When Does Infidelity Happen?

Marriage is all about building a life with the one you love and enjoying a happy, fulfilling existence. Yet even the happiest couples may worry, “I’d never cheat, but what if my partner does?” Celebrity scandals involving affairs are widespread, so to safeguard your own marriage, we asked couples married for more than a decade about the times when people are most prone to infidelity. Let’s explore the scenarios where cheating may occur and what to consider if you discover your partner is cheating.

Watch Out for These Four Situations Where Infidelity Might Occur

No matter how considerate and loving a couple may be, there are certain times when fears of infidelity tend to surface. Here are four situations that couples say feel particularly risky.

When You Live Mostly Separate Lives

If one partner is on a solo work assignment away from home, or if job changes alter your daily routines, the familiar everyday life of seeing each other regularly can shift. Small changes may not matter, but if one spouse is away from home for long periods or if you’re going to bed at vastly different times, it can lead to lives that barely overlap.

In such cases, the idea of having a lover who’s always available becomes tempting. Even worse, one might blame the other for not being supportive or for causing this emotional distance, even if it’s circumstantially unavoidable. If you sense a drift, consider establishing new ways to keep in touch or consciously making time to spend together.

When the Wife Is Pregnant

During pregnancy, a woman often feels unwell and needs her partner’s help more than ever. Yet hormonal changes can make her more irritable toward her spouse, or she may spend extended periods at her parents’ home, leaving the other partner with the opportunity and excuse to cheat.

Physical intimacy often decreases during the late stages of pregnancy and after childbirth. Without that closeness, a supportive lover might seem more appealing than one’s spouse. Of course, from a woman’s perspective, discovering an affair during pregnancy can feel deeply unfair and is often unforgivable.

During an Argument

Long marriages inevitably involve conflicts or differing opinions. If another person appears who understands and validates your feelings, you might develop an affair. If you’re worried about your partner cheating, pay particular attention to how you handle disagreements.

Arguments themselves aren’t bad, but keeping them from dragging on and having honest discussions is crucial. By truly listening and repeatedly communicating on a deeper level, you can prevent affairs before they start.

When Time and Conversation Between the Two of You Dwindle

This scenario overlaps somewhat with living separate lives and frequent arguments, but when children arrive or circumstances change, time and conversation between spouses can diminish. If someone else steps in to listen to problems or understand feelings that one’s spouse no longer addresses, that bond can deepen into infidelity.

Even if you think “we’re fine,” you may find that while there’s family chatter, there’s little opportunity for the two of you to talk privately. If you sense a lack of communication, make a point of creating time for just the two of you.

What to Consider When You Discover Infidelity

Knowing the common “infidelity triggers” is helpful, but what if you actually find out that your partner is cheating? Here are three things to keep in mind once you learn of an affair.

Should You Reveal That You Know About the Affair?

You might stumble upon a message from the lover on your partner’s phone or hear about the affair through a mutual friend. In such moments, you may wonder if you should confront your partner with, “You’re cheating, aren’t you?”

If you’re certain of the affair and have solid proof, it’s best to bring it up—nothing can progress without that initial conversation. However, if you only have suspicions and no evidence, the discussion may devolve into a stalemate. First, gather undeniable proof, then approach the talk calmly.

Deciding Whether to Seek Damages

If there’s infidelity, you generally can seek damages from both your cheating spouse and their lover. But this is only possible if you know the lover’s name, address, and workplace. Without that information, you can’t file a claim.

If you decide to pursue compensation, start by consulting a professional investigative agency. They specialize in identifying and confirming the lover’s involvement, ensuring you have the right target for your claim.

Deciding Whether to Divorce

It’s also important to consider whether you want a divorce. While infidelity often leads to thoughts of ending the marriage, not all couples part ways because of it. Some choose neither separation nor divorce, opting instead to forgive and move on.

However, setting conditions is crucial—“No more affairs,” and “No further contact with the lover” are essential promises. Even if both parties know it’s wrong, affairs can repeat. Reflect on your feelings and decide how to proceed with your lives together.

Conclusion

Even happily married couples can be drawn into infidelity if the circumstances align poorly. But by understanding these risks, both you and your partner can reduce the chances of straying. Avoid complacency, treasure your conversations and time together, and if you still suspect infidelity, consider seeking professional help. Find the solution that best fits your situation and aim for an early resolution.

Japanese Detective Column